Answers
Given data
*The given height is h = 3.1 m
*The value of the acceleration due to gravity is g = 9.8 m/s^2
The formula for the impact velocity is given by using the conservation of energy as
\(\begin{gathered} \frac{1}{2}mv^2=mgh \\ v=\sqrt[]{2gh} \end{gathered}\)Substitute the known values in the above expression as
\(\begin{gathered} v=\sqrt[]{2\times9.8\times3.1} \\ =7.79\text{ m} \\ \approx7.8\text{ m} \end{gathered}\)Hence, the impact velocity is v = 7.8 m/s and the correct option is (D)
Related Questions
A certain transverse wave is described by the equation
y(x,t)=(7.00mm)sin2π(t0.0360s−x0.280m)
.
Determine this wave's amplitude.
Express your answer in millimeters.
Determine this wave's wavelength.
Express your answer in meters.
Determine this wave's frequency.
Express your answer in hertz.
Determine this wave's speed of propagation.
Express your answer in meters per second.
Determine this wave's direction of propagation.
+x
−y
−x
+y
Answers
The amplitude is given by the coefficient of the sine function, which in this case is 7.00 mm. The wavelength is 0.280 m. The frequency is f = 1/0.0360 s = 27.78 Hz. The wave's speed of propagation is 7.77 m/s. the direction of propagation is +x.
To determine the amplitude of the wave, we can observe the equation y(x, t) = (7.00 mm) sin[2π(t/0.0360s - x/0.280m)].
To determine the wavelength of the wave, we look at the coefficient of x in the argument of the sine function. Here, the coefficient is 0.280 m. Since wavelength (λ) is the distance covered by one complete cycle of the wave, we have λ = 0.280 m.
The frequency (f) of the wave can be obtained using the formula f = 1/T, where T represents the time period. The time period is the time taken for one complete cycle of the wave.
From the equation, we can see that the coefficient of t in the argument of the sine function is 0.0360 s. Therefore, the time period T = 0.0360 s, and the frequency is f = 1/0.0360 s = 27.78 Hz.
The speed of propagation (v) of a wave is given by the formula v = λf. Substituting the values we found, we have v = (0.280 m)(27.78 Hz) = 7.77 m/s.
The direction of propagation can be determined by observing the argument of the sine function.
Since the term (t/0.0360s - x/0.280m) appears in the sine function, we can see that as x increases, the argument decreases, which means the wave is moving in the positive x direction. Therefore, the direction of propagation is +x.
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A student conducts an experiment to determine how the temperature of water affects the time for sugar to dissolve. In each trial, the student uses a different amount of sugar and a different temperature of water.
What is wrong with this experimental design?
A. The student does not have a dependent variable.
B. The student changed too many variables.
C. The student needs to perform more trials.
D. The student did not change enough variables.
Answers
According to the Keynesian view, manipulating foreign sector spending is not a reliable way to move the U.S. economy toward a more acceptable equilibrium because __________.
Answers
According to the Keynesian view, manipulating foreign sector spending is not a reliable way to move the U.S. economy toward a more acceptable equilibrium because it does not address the fundamental causes of economic instability.
Keynesian economics focuses on the role of domestic demand in driving economic growth and stability. The government can use fiscal and monetary policy to stimulate aggregate demand and promote full employment. However, changes in foreign sector spending can be unpredictable and beyond the control of domestic policymakers. For instance, an increase in foreign demand for U.S. exports could boost economic growth and employment in the short run, but it may not be sustainable if the foreign demand later decreases. Similarly, a decrease in foreign demand for U.S. exports could have negative short-term effects on the economy, but it may not necessarily lead to a long-term decline. In short, Keynesian economics emphasizes the importance of domestic demand management and stabilizing the economy through government intervention. While changes in foreign sector spending can have some impact on the economy, they are generally seen as unreliable and unpredictable, and therefore not a reliable tool for achieving economic stability in the long run.
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A positive force on the balance indicates a downward force on the silver sphere while a negative force on the balance indicates an upward force on the silver sphere.With that in mind, do the two spheres have like charges or opposite charges? Give your answer as a CER.
Answers
The two spheres have opposite charges.
What are types charge?A charge can be negatively charged or positively charged.When two charges have opposite signs, that is positive and negative signs, the two charges will attract each other.When the two charges have the same sign, it causes repulsion.When a positive charge points downwards ↓ and the negative charge points upwards ↑, this causes attraction and shows that the two charges are different.
Thus, we can conclude that the two spheres have opposite charges.
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Defination coulomb's law.
Answers
Answer:
a law stating that like charges repel and opposite charges attract, with a force proportional to the product of the charges and inversely proportional to the square of the distance between them.
A railroad car of mass 12 000 kg is traveling at a speed of 6.0 m/s when it collides with an identical car at rest. If the two cars lock together, what is their common speed after the collision?
Answers
The initial momentum of the first car is 12 000 kg × 6.0 m/s = 72 000 kg m/s. After the collision, the two cars are combined into a single system with a mass of 24 000 kg. The momentum of this system must be conserved, so: initial momentum = final momentum
72 000 kg m/s = 24 000 kg × final speed
Solving for final speed:
final speed = 72 000 kg m/s / 24 000 kg = 3.0 m/s
So the common speed of the two cars after the collision is 3.0 m/s.
What is momentum?The force that maintains an object moving in a certain direction is measured by momentum. It is a vector quantity that is conserved in a closed system and is defined as the product of an object's mass and velocity. As a result, a system's overall momentum always remains constant in the absence of external pressures. Physics places a lot of emphasis on momentum, especially when studying motion and the transmission of energy. The result of a system's mass times its velocity is its linear momentum.
According to the rule of conservation of momentum, absent an external force, the combined momentum of two or more bodies operating upon one another in an isolated system remains constant.
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When energy is conserved or transferred, some energy becomes unavailable to do useful work. What happened to the unavailable energy?
Answers
Some energy in a body is unavailable to do useful work. According to second law of thermodynamic, unavailable energy is quantified as the . the increase in entropy.
What is second law of thermodynamics?According to second law of thermodynamics, the heat is flowing from a hot body to colder body. This heat transfer from hot to cold, for instance, is related to nature's tendency for disorganized systems and a lack of energy available for labor.
It has been demonstrated that a system's entropy is a measurement of its disorder and the lack of energy for work.Entropy is a measurement of the amount of energy that cannot be used for labor.
Even if all kinds of energy are interconvertible and all of them can be utilized to do work, it is not always feasible to employ all of the available energy for labor, even in theory.
The study of thermodynamics is interested in this unusable energy because efforts to turn heat into work gave rise to the discipline.
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The first P-wave of an earthquake travels 5600 kilometers from the epicenter and arrives at a seismic station at 10:05 a.m. At what time did this earthquake occur?
Ahhhhhh I have a Regent's test in 2 hours and I don't know how to solve this type of question! Any help would be appreciated.
Anyone know what the steps to do this are? I dont even need an answer, just how to get to it. Thank you!
Answers
The earthquake would occur 13 minutes before 10:05 a.m. which will be at 9.52 am.
The p-waves travel with a constant velocity of 7 km/s
The time can be calculated by using the formula
t = d / v
where
T1 = 10:05 a.m
d is the distance they take to travel from the epicenter
v is the speed of the p-waves
On average, the speed of p-waves is
v = 7 km/s
d = 5600 km (given)
Substituting the values in the formula;
t = d / v
t = 5600 ÷ 7
t = 800 seconds
Converting into minutes,
t = 800 ÷ 60
t = 13.3
≈ 13 mins
T1 - 13 mins = T2
10:05 - 13 mins = 9.52 am
It means the earthquake occurred prior 13 minutes, that is at 9.52 am.
Therefore, the earthquake occurred at 9.52 am.
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Please help me with this question.
Answers
With 20 windings, the generator will produce a higher EMF and, consequently, a larger current. This increased current will provide more power to the light bulb, resulting in a brighter illumination compared to the dim illumination observed with only 5 windings.
When you increase the number of wire windings in the generator from 5 to 20, the effect on the light bulb will be a brighter illumination. The brightness of the light bulb is directly proportional to the number of windings in the generator.
By increasing the number of windings, you are increasing the amount of wire wrapped around the magnet. This results in a higher number of turns per unit length, leading to an increased magnetic flux passing through the wire coils.
According to Faraday's law of electromagnetic induction, a change in magnetic flux induces an electromotive force (EMF) in a conductor, which in this case is the copper wire. The induced EMF causes electric current to flow through the wire, creating a flow of electrons.
The 30-W light bulb requires a certain amount of electrical power to produce its specified brightness. With 20 windings, the generator will produce a higher EMF and, consequently, a larger current. This increased current will provide more power to the light bulb, resulting in a brighter illumination compared to the dim illumination observed with only 5 windings.
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12. A glass plate 1 cm thick, of refractive index 1.50, is placed
between a point source of light of wave length 6000 Å and a
screen. The distance from the source to the screen is 4 cm.
How many waves are there between the source and the
screen?
Answers
Answer:
7
Explanation:
The light travels a total of 4 cm to the screen, of that, 3 cm is in air and 1 cm is in the glass plate.
The total number of wavelengths of light between the source and screen is just the number of wavelengths in air plus the number in the glass.
To determine the number of wavelengths in air, divide the thickness of air (3 cm) by the wavelength of the light (6000 Angstroms), converting units as needed.
The refractive index of the glass is 1.5. That means that the velocity of propagation of the light in the glass is 2/3 of what it is in air, and so the wavelength of the light in glass is 2/3 of what it is in air. So, divide the thickness of glass (1 cm) by the wavelength of the light in glass (6000 * 2/3).
Add the two values for the final answer
The distance between a loudspeaker and the left ear of a listener is 2.70 m. (a) Calculate the time required for sound to travel this distance if the air temperature is 20 oc. (b) Assuming that the sound frequency is 523 Hz, how many wavelengths of sound are contained in this distance
Answers
Answer:
Explanation:
Distance covered by sound = 2.7 m
speed of sound at 20⁰C = 343 m /s
time take by sound to cover the distance = distance / speed
= 2.7 / 343
= 7.87 ms . ( millisecond )
b )
Wavelength of sound = speed / frequency
= 343 / 523 m
= .6558 m
= 65.58 cm
Distance = 2.70 m = 270 cm
No of wavelengths contained in the distance
= 270 / 65.58
= 4.11 or 4 wavelengths ( by rounding off to digit )
The time taken by sound and the wavelengths of sound is required.
Time taken is \(0.00787\ \text{s}\)
The number of wavelenghts is 4.
s = Distance = 2.7 m
v = Speed of sound at \(20^{\circ}\text{C}\) = 343 m/s
Time is given by
\(t=\dfrac{s}{v}\\\Rightarrow t=\dfrac{2.7}{343}\\\Rightarrow t=0.00787\ \text{s}\)
f = Frequency = 523 Hz
Wavelength is given by
\(\lambda=\dfrac{v}{f}\\\Rightarrow \lambda=\dfrac{343}{523}\\\Rightarrow \lambda=0.66\ \text{m}\)
The wavelength is 0.66 m.
n = Number of wavelengths
\(n\lambda=s\\\Rightarrow n=\dfrac{s}{\lambda}\\\Rightarrow n=\dfrac{2.7}{0.66}\\\Rightarrow n\approx 4\)
The number of wavelenghts is 4.
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why a moving body stop after some time
Answers
Explanation:
Friction acts between two surfaces in contact only and opposes the movement of one body with respect to another. Therefore friction is a force which opposes the relative motion between two bodies. If a body is moving it is slowed down by frictional force applied on it by the surface on which it is moving.
2. Which of the following would you keep in an office quick-list file?
O A. Your personal checking account number
O B. Equipment catalogs
OC. An instruction manual
O D. Commonly asked customer questions
Answers
Answer:
D. Commonly asked customer questions
Explanation:
Personal checking account numbers should not be stored in an office quick-list file as this information is sensitive and confidential. Equipment catalogs and instruction manuals can be useful, but they are not typically needed in a quick-list format.
\( \: \)
An object moves from position x = -1.88 m to x = -4.27 m. What is it's displacement?
Answers
Answer: Displacement = -2.39 m
Explanation: The displacement of an object is the difference between its final position and its initial position. In this case, the object moved from x = -1.88 m to x = -4.27 m, so its displacement is:
Displacement = Final position - Initial position
Displacement = (-4.27 m) - (-1.88 m)
Displacement = -4.27 m + 1.88 m
Displacement = -2.39 m
Therefore, the displacement of the object is -2.39 m.
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A straight piece of conducting wire with mass M and length L is placed on a frictionless incline tilted at an angle θ from the horizontal (the figure (Figure 1)). There is a uniform, vertical magnetic field B⃗ at all points (produced by an arrangement of magnets not shown in the figure). To keep the wire from sliding down the incline, a voltage source is attached to the ends of the wire. When just the right amount of current flows through the wire, the wire remains at rest. Using the given variables and appropriate constants, determine the magnitude of the current in the wire that will cause the wire to remain at rest.
Answers
I = M g sin / (L B), where M, L,, and B are the provided variables and g is the acceleration due to gravity (9.81 m/s2), determines the amount of current in the wire that will keep it at rest.
Is the strength of the magnetic field surrounding a wire inversely proportional to the current flowing through it?The magnitude of the magnetic field is inversely related to the perpendicular distance from the wire and proportionate to the current.
We need to use the equation for the force on a current-carrying wire in a magnetic field to estimate the size of the current in the wire that will keep it at rest:
F = I L × B
The weight of the wire's component moving down the incline must be balanced by the force acting on the wire:
F = M g sinθ
For the wire to remain at rest, these two forces must be equal:
I L × B = M g sinθ
Solving for I, we get:
I = M g sinθ / (L × B)
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Find the vector whose magnitude is 5 and which is in the direction of the vector 4i -3j +k
Answers
The vector with a magnitude of 5 and in the direction of the vector 4i - 3j + k is approximately (20/√26)i + (-15/√26)j + (5/√26)k.
To solve this problemThe given vector can be normalized before being multiplied by the desired magnitude. This is how to locate the vector:
The vector that has been provided should be normalized by dividing each of its components by its magnitude. The Pythagorean theorem can be used to determine the magnitude of the vector 4i - 3j + k:
Magnitude = √(4² + (-3)² + 1²) = √(16 + 9 + 1) = √26
Normalize the vector by dividing each component by the magnitude:
Normalized vector = (4/√26)i + (-3/√26)j + (1/√26)k
Multiply the normalized vector by the desired magnitude:
To obtain a vector with a magnitude of 5, multiply each component of the normalized vector by 5:
Desired vector = 5 * ((4/√26)i + (-3/√26)j + (1/√26)k)
Simplifying the expression gives:
Desired vector ≈ (20/√26)i + (-15/√26)j + (5/√26)k
So, the vector with a magnitude of 5 and in the direction of the vector 4i - 3j + k is approximately (20/√26)i + (-15/√26)j + (5/√26)k.
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Part
An object with a charge of 3.53 pc experiences a force of 0.0147 N when it moves at right angles to a magnetic field traveling at 2342 m/s. Find the strength of the
magnetic field
Answers
Answer:
4.05 000 the about id
Explanation:
How old is an artifact if four half-lives have occurred and the half-live of carbon-14 is 5730 years?
Answers
22920 years old is an artifact if four half-lives have occurred and the half-live of carbon-14 is 5730 years.
Why does carbon-14 have a short half-life?Due to radioactive decay to nitrogen-14, carbon-14 has a very short half-life of 5,730 years, which means that over this time, the proportion of carbon-14 in a sample will have decreased by 50%.
Why is the term "half-life" used?A half-life is the amount of time it takes for something to go from 100% to 50%. The phrase is most frequently used in reference to radioactive decay, which happens when energetic atomic particles that are unstable lose momentum.
Briefing:The half-life of carbon-14 is 5730 years. Accordingly, a sample of 100 carbon-14 atoms has a half-life of 5730 years, or 50 carbon-14 and 50 carbon-12 (i.e., 100 carbon-14, one half-life = 50 carbon-14, 50 carbon-12).
4 half lives
=5730×4
=22,920 years old.
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Which is the best reason Venus' temperature is approximately uniform, hot on both day and night sides?
plate tectonics
retrograde rotation
atmospheric convection
planetary differentiation
differential rotation
Answers
The main reason Venus has a "uniform" temperature is atmospheric convection.
What is atmospheric convection?Atmospheric convection is a term to refer to the difference in temperature, in the atmospheric layer. In short, it refers to the movement of air bodies of different temperatures in the atmosphere of a planet.
In the case of Venus, atmospheric convection contributes to this planet's temperature uniformity because hot air is in constant contact with the planet's surface, preventing it from cooling.
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Choose the correct speed and direction of a plane with a velocity of <5, -12>
Answers
The speed is the magnitude of the vector given by:
\(v=\sqrt[]{v^2_x+v^2_y_{}}_{}\)Plugging the components of the vector we have:
\(\begin{gathered} v=\sqrt[]{(5)^2+(-12)^2} \\ v=\sqrt[]{25+144} \\ v=\sqrt[]{169} \\ v=13 \end{gathered}\)Now to find the direction we need to notice that the vector lies on the second quadrant of the coordinate plane, this means that the formula:
\(\theta=\tan ^{-1}(\frac{v_y}{v_x})\)does not give the angle we are looking for but the supplementary angle.
Then the direction is given as:
\(180-\tan ^{-1}(\frac{v_y}{v_x})\)Plugging the values given we have:
\(180-\tan ^{-1}(\frac{12}{5})=113\)Therefore the spped of the plane is 13 and the direction is 113°
List the 6 questions you may apply to formulating a logical, reasonable perspective to any situation.
Answers
Steps to formulate a logical, reasonable perspective to any situation are: gather information, identify problem, analyze the situation, consider assumptions, generate solutions, evaluate options, consider your values, make decision and monitor and adjust
What are the 6 questions that may be applied to formulate logical, reasonable perspective to any situation?Here are the six questions that you can apply to formulating a logical, reasonable perspective to any situation:
What are the issues that should be addressed?
What are the relevant facts and data related to this problem or issue?
What assumptions am I making about the problem or issue?
What are the possible solutions or outcomes, and what are the pros and cons of each?
What are my values and priorities related to this problem or issue?
What additional information do I need to make an informed decision or come to a reasonable conclusion?
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An object is traveling at a velocity of 100 rn/s to the left for about 5 seconds. How far has the object traveled? (What is the distance?)
Answers
Answer:
500 rn
Explanation:
Two tuning forks with frequencies of 256 Hz and 512 Hz are struck. Which of the sounds will move faster through the air?
Answers
Answer:
Two tuning forks with frequencies of 256 Hz and 512 Hz are struck. Which of the sounds will move faster through the air? Neither, the speed of sound is constant in air.
“Which of the following are scientific facts?”
E Many diseases are caused primarily by microorganisms too small to be seen with the naked eye.
All objects in the universe are attracted to one another through the force of gravity.
Species evolve through the process of natural selection.
The air we breath on Earth is mostly nitrogen
Tin expands as it is heated.
Water boils at 100°C.
1 nts
Answers
Answer:
Disease are caused by micro organisms
All objects in the universe are attracted to one another
species evolved through natural selection
The scientific facts from the given list are,
Microorganisms that are too tiny to be seen with the bare eye are the primary cause of many illnesses.
The force of gravity draws all objects in the cosmos toward one another.
Natural selection is the process through which species change.
What is science?Science is the methodical, empirically-based pursuit and application of knowledge and understanding of the natural and social worlds.
Microorganisms that are too tiny to be seen with the bare eye are the primary cause of many illnesses.
The force of gravity draws all objects in the cosmos toward one another.
Natural selection is the process through which species change.
Therefore options A, B, and C are scientific facts.
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In 7.5 s, 4200 waves pass a given point. What is the frequency of the waves?
Answers
In 7.5 s, 4200 waves will pass a given point. Then, the frequency of the waves is 560 Hz.
Frequency is the number of cycles or oscillations of a wave that occur in one second, measured in Hertz (Hz). It is the rate at which a wave completes a full cycle, which is usually measured as the number of wavelengths that pass a fixed point in a unit of time.
The formula for frequency is;
frequency = waves/time
Where "waves" is the number of waves that pass a given point and "time" is the time it takes for those waves to pass.
In this case, we know that 4200 waves pass a given point in 7.5 seconds, so we can plug those values into the formula;
frequency = 4200/7.5
Simplifying;
frequency = 560
Therefore, the frequency of the waves is 560 Hz.
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The nearest neighboring star to the Sun is about 4 light-years away. If a planet happened to be orbiting this star at an orbital radius equal to that of the Earth-Sun distance, what minimum diameter would an Earth-based telescope's aperture have to be in order to obtain an image that resolved this star-planet system? Assume the light emitted by the star and planet has a wavelength of 550 nm
. The Earth-Sun distance is 149.6×106km
, and 1ly=9.461×1015m
.
Answers
To resolve the star-planet system at a distance of 4 light-years, a telescope on Earth would need an aperture with a minimum diameter of 55.88 mm.
What does microscopy's Rayleigh criterion mean?In optical microscopy, the Rayleigh criterion is frequently used to estimate the resolution of the microscope. The resolution limit imposed by this criterion has long been regarded as a roadblock to using an optical microscope to study biological phenomena at the nanoscale.
We can use the Rayleigh criterion,
θ = 1.22 λ / D
θ = angular resolution
λ = wavelength of light
D = diameter of the telescope's aperture
θ = arctan (r / d)
r = radius of the planet's orbit
d = distance to the star
Now, we use the given values,
r = 149.6×106 km = 149.6×109 m
d = 4 × 9.461×1015 m = 3.7844×1016 m
λ = 550 nm = 550×10-9 m
θ = arctan (r / d)
=arctan (149.6×109 / 3.7844×1016) = 0.000012 radians
we can use the Rayleigh criterion,
θ = 1.22 λ / D
D = 1.22 λ / θ
D = 1.22 × 550×10-9 / 0.000012
D = 55.88 mm
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The resistance RT of a platinum varies with temperature T(°C), as measured on the constant-volume gas thermometer according to the equation RT = Ro(1+AT+BT^2). Where A = 3.8×10^-3°C^-1 and B = -5.6×10^-7°C^-2. Calculate the temperature that would be on indicated on a platinum thermometer, when the gas scale reads 200°C.
Answers
The resistance indicated by the platinum thermometer at 200°C is 1.648 times the reference resistance Ro at 0°C.
The given equation is RT = Ro(1+AT+BT²), where A = 3.8×10⁻³°C⁻¹ and B = -5.6×10⁻⁷°C⁻². To determine the temperature that would be indicated on a platinum thermometer when the gas scale reads 200°C, we will have to use the given formula. RT = Ro(1+AT+BT²) .....(i)We know that the gas scale reads 200°C. Therefore, we can substitute T = 200°C in equation (i).RT = Ro (1 + A × 200 + B × 200²) = Ro (1 + 0.76 - 0.112) = Ro (1.648)Thus, the resistance that the platinum thermometer would indicate is 1.648 times the reference resistance Ro at 0°C. This is the solution to the problem.In summary, The given equation is RT = Ro(1+AT+BT²), where A = 3.8×10⁻³°C⁻¹ and B = -5.6×10⁻⁷°C⁻². To determine the temperature that would be indicated on a platinum thermometer when the gas scale reads 200°C, we substituted T = 200°C in equation (i) to get RT = Ro (1 + A × 200 + B × 200²) = Ro (1 + 0.76 - 0.112) = Ro (1.648).For more questions on thermometer
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I need help with this question
Answers
Explanation:
a boy walks at 2m/s for 30sec and run at 5m/s for 20sec. what is his average speed
1. Describe the path light takes as it travels through air and into glass.
Answers
When light travels from air into glass, it refracts towards the normal at the air-glass interface, propagates through the glass, and upon exiting, refracts away from the normal back into the air.
When light travels from air into glass, it undergoes several changes in its path due to the difference in optical properties between the two mediums. The path light takes can be described as follows:
1. Incident Ray: The journey begins with an incident ray, which is the incoming light ray traveling through the air towards the glass surface.
2. Refraction: As the incident ray reaches the interface between air and glass, it encounters a change in the refractive index. Refractive index is a measure of how much a medium can bend light. Glass has a higher refractive index than air, so the incident ray bends towards the normal, which is an imaginary line perpendicular to the surface of the glass.
3. Transmission: After refraction, the incident ray enters the glass and continues its path through the medium. Inside the glass, the light travels in a straight line until it encounters another interface or is affected by other optical phenomena.
4. Internal Reflection: If the incident ray encounters a glass-air interface at an angle greater than the critical angle, total internal reflection can occur. In this case, the light reflects back into the glass instead of transmitting out, effectively bouncing off the interface.
5. Refraction (again): If the incident ray does not undergo total internal reflection, it continues to propagate through the glass. At another glass-air interface, the light exits the glass and enters the air again. This transition involves refraction once more, but this time the light bends away from the normal, returning to its original path in air.
6. Transmitted Ray: Finally, the light ray continues to travel through the air, maintaining its original direction and path as it moves away from the glass surface.
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a remote controlled drone was 924 meters away from a large oak tree it flew north at a constant velocity and reached the oak tree in 88.0 seconds what was the drones velocity
Answers
The velocity of the drone that travels a distance of 924 m is 10.5 m/s.
What is velocity?Velocity is defined as a vector measurement of the rate and direction of motion. The S.I unit of velocity is m/s
To calculate the velocity of the drone, we use the formula below.
Formula:
v = d/t.................... Equation 1Where:
v = Velocity of the droned = Distancet = TimeFrom the question,
Given:
d = 924 mt = 88 sSubstitute these values into equation 1
v = 924/88v = 10.5 m/sHence, the velocity of the drone is 10.5 m/s.
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