A boat accelerates uniformly from rest to a speed of 10 m/s over a distance of 50 m. (a) Determine the acceleration of the bike. (b) how long will take to do that? ТУЛ in this 34 A boat accelerates uniformly from rest to a speed of 10 m / s over a distance of 50 m . ( a ) Determine the acceleration of the bike . ( b ) how long will take to do that ?​

When the teacher asked the student to make words out of the jumbled word gzeysktqix, the student was being tested on his ability to unscramble words. Unscrambling words is the process of taking a word or series of letters that are out of order and rearranging them to form a word that makes sense.

When trying to unscramble a word, it is important to look for any patterns that can help identify smaller words within the jumbled letters. This can help make the process easier and quicker. For example, in the jumbled word gzeysktqix, one might notice that the letters "sktqix" appear together.

This could indicate that these letters could potentially form a word. By looking at the remaining letters, one could notice that the letters "g", "z", "e", and "y" could also form smaller words. After some rearranging, the letters can be unscrambled to form the words "sky", "zig", "sex", and "yet". These are just a few examples, as there are likely many other words that can be formed from this jumbled word.

For more such questions on unscramble words, click on:

https://brainly.com/question/28555227

#SPJ8

The wheel's circumference is C = d = (0.7 m) = 2.2 m. The pebble travels 3C = 6.6 m in one second since it passes by three times every second. Hence, the stone moves at 6.6 m/s when v = d/t. Part B: The formula = /t, where is the change in angular speed and t is the time it takes for the change to occur, can be used to calculate the angular acceleration of the wheel.

What is an example of inertia?

Upon being battered, the mat releases dust. falling forward when abrupt breaks are applied in transit. When the tree is shaken violently, the leaves fall off. Artificial satellites continue to orbit in a circular motion due to inertia.

What is a SI unit of inertia?

An object's inability to change its position or the configuration of a particular body is known as inertia. Kilo Gram is the SI unit of inertia since mass is a measure of inertia. If you require a unit of inertial moment, it is Kg m2.

To know more about circumference visit:

https://brainly.com/question/12550364

#SPJ1

The front of the truck is designed to crumple during a collision to absorb the impact energy, slow down the collision, and protect the well-being of the passengers. This design feature helps increase the collision time, reduce the forces acting on the passengers, and minimize the risk of severe injuries.

Danica observes a collision between two vehicles. She sees a large truck driving down the road. It strikes a small car parked at the side of the road. On colliding, the truck applies a force on the stationary car, and the stationary car applies an opposite force on the truck. The front of the truck is designed to crumple in order to absorb the impact energy and slow down the collision , which protects the well-being of the passengers.

During a collision, the principle of Newton's third law of motion comes into play. According to this law, for every action, there is an equal and opposite reaction. In the case of the collision between the truck and the car, the truck exerts a force on the car, pushing it forward, while simultaneously experiencing an equal and opposite force from the car.

The purpose of designing the front of the truck to crumple is to increase the collision time and absorb the kinetic energy. When the truck collides with the stationary car, the front of the truck deforms, crumples, and absorbs a significant amount of the impact energy. This process increases the time over which the collision occurs, reducing the forces acting on the passengers and minimizing the risk of severe injuries.

By allowing the truck to crumple, the kinetic energy of the collision is transformed into other forms, such as deformation energy and heat. This energy transformation helps protect the passengers by reducing the deceleration forces acting on them. It also helps prevent the transfer of excessive forces to the car's occupants and reduces the likelihood of severe injuries.

For more such information on: collision

https://brainly.com/question/7221794

#SPJ8

(a) The minimum time in which a car can cover to a stop on such a road is 2.83 s.

(b) The distance travelled by the car is 19.7 m.

The acceleration of the car is calculated by applying Newton's second law of motion.

F = ma = -μmg

ma = -μmg

a = -μg

where;

a = -0.5 x 9.8 m/s²

a = -4.9 m/s²

The minimum time in which a car whose initial velocity is 50 km/h can cover to a stop on such a road is calculated as;

v = u + at

where;

0 = u - at

at = u

t = u / a

t = ( 13.89 ) / ( 4.9)

t = 2.83 seconds

The distance travelled by the car is calculated as;

v² = u² + 2as

0 = 13.89²  - 2 (4.9)(s)

9.8s = 192.9

s = 192.9 / 9.8

s = 19.7 m

Learn more about minimum time here: https://brainly.com/question/25800303

#SPJ1

The magnitude of the electric flux through the sheet is 4.05 N m² C⁻¹ (Option E).

The electric flux through a surface is given by the product of the electric field strength and the area of the surface projected perpendicular to the electric field.

In this case, the electric field strength is 18 N C⁻¹, and the area of the sheet projected perpendicular to the electric field is 0.450 m²

(since the normal to the sheet makes an angle of 60° with the electric field). Multiplying these values gives the electric flux:

Electric flux = Electric field strength × Area

Electric flux = 18 N C⁻¹ × 0.450 m²

Electric flux = 8.1 N m² C⁻¹

In summary, the magnitude of the electric flux through the sheet is 4.05 N m² C⁻¹. This value is obtained by multiplying the given electric field strength by the projected area of the sheet perpendicular to the electric field.

The angle of 60° is taken into account to determine the effective area for calculating the flux.(Option E).

for such more questions on electric

https://brainly.com/question/1100341

#SPJ8

The rate of heat transfer through the wood wall is 1224 W, which corresponds to answer choice A.

Conduction is a mechanism of heat transfer where heat energy is transferred from a region of higher temperature to a region of lower temperature through a material or a medium. In conduction, the heat energy is transferred through direct contact between adjacent molecules of a substance, without any visible movement of the substance itself.

The rate of heat transfer through conduction depends on the thermal conductivity of the material, the temperature gradient, and the cross-sectional area and thickness of the material.

To determine the rate of heat transfer through the wood wall, we can use the equation for heat conduction:

Q = kA(T1 - T2)/d

where Q is the rate of heat transfer, k is the thermal conductivity of wood, A is the cross-sectional area of the wall, T1 is the temperature of the inner wall, T2 is the temperature of the outer wall, and d is the thickness of the wall.

Substituting the given values, we get:

Q = (0.17 W/(m.K)) * (40 m2) * (23 deg C - 14 deg C) / (0.05 m)

Q = 1224 W

To know more about heat transfer, visit:

https://brainly.com/question/13433948

#SPJ4

The gravitational potential energy paper airplane have PE = 0.735J.

To calculate the potential energy we are going to use the formula,

PE = mgh

where,

PE is gravitational potential energy

m is mass of object

g is gravitational acceleration

h is height

So, given data are :

m = 0.005Kg

g = 9.8 m/s²

h = 1.5 m

PE = ?

Now, putting the values

PE = 0.005Kg x 9.8 m/s² x 1.5 m

PE = 0.0735 J

Hence, the gravitational potential energy paper airplane have is PE = 0.0735J

The potential energy that a huge item has in relation to another massive object due to gravity is known as gravitational energy or gravitational potential energy. When two objects descend toward one another, potential energy associated with the gravitational field is released.

To know more about energy :

https://brainly.com/question/1932868

#SPJ9

The interval between the first and second echo is 7 seconds. This means that after the initial sound wave reaches the first cliff, it takes a total of 7 seconds for the sound to travel to the second cliff and then return to the student as the second echo.

To determine the interval between the first and second echo, we need to consider the time it takes for sound to travel from the student to the first cliff, and then from the first cliff to the second cliff, and finally back to the student.

Let's break down the distances and calculate the time for each part of the journey:

Distance from the student to the first cliff: 330 meters

Time taken: t₁ = distance / speed = 330 m / 330 m/s = 1 second

Distance from the first cliff to the second cliff: 990 meters

Time taken: t₂ = distance / speed = 990 m / 330 m/s = 3 seconds

Distance from the second cliff back to the student: 990 meters

Time taken: t₃ = distance / speed = 990 m / 330 m/s = 3 seconds

Now, we can calculate the total interval between the first and second echo by adding up the individual times:

Interval between first and second echo = t₁ + t₂ + t₃ = 1 s + 3 s + 3 s = 7 seconds

Therefore, the interval between the first and second echo is 7 seconds. This means that after the initial sound wave reaches the first cliff, it takes a total of 7 seconds for the sound to travel to the second cliff and then return to the student as the second echo.

It's important to note that this calculation assumes a straight path for the sound waves and neglects factors such as air temperature and wind that can affect the speed of sound. Additionally, it assumes perfect reflection of sound waves off the cliffs, which may not be the case in real-world scenarios.

For more such questions on echo visit;

https://brainly.com/question/30750512

#SPJ8

Note the complete questions is:

A student stands 330m from a tall cliff which is 990m from another tall cliff. If the speed of sound between the cliffs is 330m/s.What is the interval between the first and second echo?

Poor health and safety practices when using non-ionizing and ionizing radiation technologies can have significant consequences. Here are some potential consequences and the prevention and safety measures employed to mitigate them.

Consequences of poor health and safety:

Non-Ionizing Radiation:

Ionizing Radiation:

Prevention and safety measures:

Non-Ionizing Radiation:

Ionizing Radiation:

know more about ionizing radiation here:

https://brainly.com/question/17095776

#SPJ11

Answer:

The heat needed to raise the temperature of 1 gallon of water from 68°F to 40°C is approximately 28,265 Joules.

Explanation:

The graph that represents non linear relationship is the graph in D

The graph of a non-linear relationship is not a straight line, unlike a linear relationship. Instead, the graph of a non-linear relationship can take on various shapes, depending on the nature of the relationship between the variables.

For example, a quadratic relationship, which is a type of non-linear relationship, produces a graph that is a curve, typically in the shape of a "U" or an inverted "U". In a quadratic relationship, as one variable increases, the other variable changes at an accelerating rate.

Learn more about nonlinear relationship at

https://brainly.com/question/20622747

#SPJ1

The magnitude of the net electric field at the center of the square is

5.38799 x 10^4 N/C.

An electric field is described as the physical field that surrounds electrically charged particles and exerts force on all other charged particles in the field, either attracting or repelling them.

Qa = Charge at point

A = −2.4× 10 −12C

Qb = Charge at point

B = 2.4 × 10 −12C

Qc = Charge at point

C = 2.4×10−12C

Q = Charge at point

D = 2.4 ×10−12C

a= side of the square = 4cm = 0.04 m

Ea = magnitude of the electric field at center of the square due to charge

QAEb

= magnitude of the electric field at center of the square due to charge

QBEc

= magnitude of the electric field at center of the square due to charge

QCEd

= magnitude of the electric field at center of the square due to charge

QDE x = Net electric field in X-axis.

Ey

= Net electric field in Y-axis

Magnitude of electric field at distance R due to a charge q = kx q/R^2

Where k = 8.98 X 10^9

Magnitude of net electric field in X-axis is

Ex = Ea×cos45 + Ec × cos45 +Eb × cos45 − Ed × cos45

Ex =

3.80989 × 10^4 N/C (If you substitute values)

Magnitude of net electric field in Y-axis is

Ex = Ea× Sin45 + Ec × Sin45 +Eb × Sin45 − Ed × Sin45

Ex =  5.38799 × 10^4 N/C

Therefore, the magnitude of the net electric field at the center of the square is

5.38799 x 10^4 N/C.

Learn more about electric field at: https://brainly.com/question/26199225

#SPJ1

The force of approximately 16.9 N is needed to hold the load stationary on the ramp.

Friction is the force that prevents two solid objects from rolling or sliding over one another.

Although frictional forces, such the traction required to walk without slipping, may be advantageous, they can provide a significant amount of resistance to motion.

Since the ramp is frictionless, the only forces acting on the load are its weight (mg) and the normal force (N) exerted by the ramp perpendicular to the surface.

We can break the weight into two components: one parallel to the ramp (mg sin θ) and one perpendicular to the ramp (mg cos θ).

To keep the load stationary on the ramp, the force applied parallel to the ramp (call it F) must balance the component of the weight parallel to the ramp:

F = mg sin θ

Substituting the given values, we get:

F = (5.00 kg) * (9.81 \(m/s^2\)) * sin 20.0° ≈ 16.9 N

Therefore, a force of approximately 16.9 N is needed to hold the load stationary on the ramp.

The ideal mechanical advantage (IMA) of the ramp is the ratio of the length of the ramp (L) to its height (h):

IMA = L/h

Let's say the ramp has a height of h and a base of b. Then:

h = b sin θ

L = b cos θ

Substituting the given angle, we get:

h = b sin 20.0°

L = b cos 20.0°

Dividing L by h, we get:

IMA = L/h = (b cos 20.0°) / (b sin 20.0°) = cos 20.0° / sin 20.0° ≈ 1.16

Thus, the ideal mechanical advantage of the ramp is approximately 1.16.

For more details regarding friction, visit:

https://brainly.com/question/13000653

#SPJ9

To find the horizontal and vertical components of the tension force in para sailing, we can use the basic trigonometric ratios of sine, cosine and tangent.

To know more about trigonometric ratios , check out :

https://brainly.com/question/4399339

#SPJ1

Answer:

In a material, the magnetic behavior depends on the alignment of magnetic moments of the atoms. Magnetic moments are generated by the motion of the electrons in the atoms. When the magnetic moments of atoms in a material are aligned in a specific pattern, it creates a magnetic field which results in the material being magnetic.

In many materials, the magnetic behavior arises due to the alignment of magnetic domains, which are regions of atoms with magnetic moments aligned in the same direction. When many domains with aligned magnetic moments are present in a material, the material becomes magnetic.

The magnetic behavior of a material depends on the number of electrons and the arrangement of those electrons in the atoms. In particular, for an atom to have a magnetic moment, it must have unpaired electrons, meaning electrons that are not paired with another electron with the opposite spin. When these unpaired electrons in the atoms are aligned, they generate a magnetic moment. If all electrons are paired, there will not be a net magnetic moment, so the material will not be magnetic.

So, in summary, the magnetic behavior of a material is determined by the alignment of magnetic moments of atoms. When the magnetic moments of many atoms in a material align in the same direction, it creates a magnetic field, leading to a material being magnetic. This alignment is usually present in magnetic domains consisting of atoms with unpaired electrons.

Answer:The skater has the lowest amount of kinetic energy at the top of the track and lowest potential energy at the lowest point of the track. Kinetic energy is the speed a object is going, and potential energy is the energy a object has when its not moving. While the skater moves up the ramp the potential energy increases, and the kinetic energy decreases because it slows down while moving up the ramp. Hope this helps have a nice day ❤️

Explanation:

First recognize that the total energy of the skater is conserved: this means that the total energy of the skater is constant. The total energy (E) consists of the kinetic energy (KE) and gravitational potential energy (Ug).

E=KE+Ug

Now we know that the gravitational potential energy depends on the distance from the zero of potential (or in simpler terms: how high the skater is from the ground). Now, we are ready to answer the question.

The skater possesses the most KE at point B: remember total energy is a constant and at point B the skater has the least amount of potential energy (since they are at their lowest point above the ground). This means that the skater must have more kinetic energy at point B.

Similarly, at points A and C, the skater possesses the most potential energy since they are at their highest point above the ground.

As the skateboarder moves then it will have the maximum kinetic energy at the lower most portion of the track and will have the zero potential energy at the same point and at the maximum height of the track the skater will have maximum potential energy and zero kinetic energy.

As the skater moves on the track his kinetic and potential energy converts into each other but the total energy remains constant.

Total Energy = KE+PE

At maximum height the kinetic energy will totally convert into the potential energy and becomes zero.and the potential energy becomes maximum at this point.

At Max height (Total energy=Max Potential energy)         KE=0

Similarly at the lower most portion of the track the Potential energy completely convert into the kinetic energy and becomes zero. And kinetic energy becomes max at this point.

At lower point  (Total energy= Max Kinetic Energy)         PE=0

Thus the skater will have the most kinetic energy at the lower most point of the track and least potential energy at the same point.

To know more about energy follow

https://brainly.com/question/1634438

Answer:

2¹/2

Explanation:

if the revolution is in 10 seconds the R,=Total time÷time of the revolution

Answer:

The object will make \(2\frac{1}{2}\)  (2.5) revolutions in 25s.

This indicates that it will revolve through two full revolutions before rotating a third time in the opposite direction.

Explanation:

A rotational period of 10 seconds indicates that an object completes one full rotation every 10 seconds. The object's frequency is therefore 1/10 Hz, or 0.1 Hz. We must apply the calculation to determine how many revolutions it will complete in 25 seconds:

Number of revolutions = frequency x time passed

We are informed that 25 seconds have passed. Using the following formula, we can determine the frequency:

Frequency = 1 / period.

The frequency is because the period is 10 seconds:

Frequency equals 1/10, or 0.1 Hz.

Now we can calculate the number of revolutions using the formula above:

Number of revolutions = (25 s) x (0.1 Hz) = 2.5 revolutions

It takes 10 seconds for the first complete revolution, another 10 seconds for the second full revolution, and 5 seconds for the final half revolution.

In other words, the object starts at its starting location, rotates a whole anticlockwise revolution, another full anticlockwise revolution, and then eventually rotates a further half anticlockwise revolution before returning to its initial position. As a result, the item in this instance rotates in the opposite direction of clockwise.

As a result, in 25 seconds, the object will complete 2.5 revolutions.

To know more about Time period,

https://brainly.com/question/24255969

Complete question:

A 16-V battery powers a series circuit that contains two lightbulbs. The voltage across the first lightbulb is 12-V.

a. What fractional part of the circuit's total energy is transformed in the first lightbulb? Simply your answer.

b. What fractional part of the circuit's total energy is transformed in the second lightbulb? Simply your answer.

Answer:

(a) Fraction of energy of the first bulb in the total energy of circuit is 3/4

(b) Fraction of energy of the second bulb in the total energy of circuit is 1/4

Explanation:

Given;

total voltage across the series circuit, \(V_T\) = 16 V

voltage across the first light bulb, V₁ = 12 V

The voltage across the second light bulb is given by;

V₂ = \(V_T\) - V₁

V₂ = 16 V - 12 V

V₂ = 4 V

The total power across the circuit is given by;

P = I\(V_T\)

P = 16I

Where;

I is the constant current in the circuit

(a)

power in the first light bulb is given by;

P₁ = 12I

Fraction of this power in the total energy of circuit is given by;

\(\frac{P_1}{P} = \frac{12I}{16I} = \frac{3}{4}\)

(b)

power in the second light bulb is given by;

P₂ = 4I

Fraction of this power in the total energy of circuit is given by;

\(\frac{P_2}{P} = \frac{4I}{16I} = \frac{1}{4}\)

Answer:

\(t=0.0107\ \text{s}\)

Explanation:

\(x=10\cos(6t)\)

Now \(x=8\ \text{cm}\)

Substituting the value of \(x\) in the equation we get

\(8=10\cos6t\)

\(\Rightarrow 0.8=\cos6t\)

\(\Rightarrow \cos^{-1}0.8=6t\)

\(\Rightarrow t=\dfrac{\cos^{-1}0.8}{6}\)    the values here are used found in radians

\(\Rightarrow t=0.0107\ \text{s}\)

So, at \(t=0.0107\ \text{s}\) the value of \(x=8\ \text{cm}\).

Answer:

Cost, variability of generation, and lack of transmission

Explanation:

looked it up.might be wrong though.

It follows that the energy held in the bank, 1 2 Q V, must equal the work done in dividing the plates from close to zero to d. E=V/d is the formula for electromagnetic current between the plates.

In physics, what is energy?

Energy is the ability to perform work in physics. It could exist in several different forms, such as dynamic, kinetic, heat, electrical, chemical, radioactive, etc. Moreover, there is heat and work, which is energy being transferred from one thing to the other. Energy is always assigned based on its nature after being transferred.

How does heat energy work?

Heat is the qualitative property in physics that needs to be delivered to a body or technical process in order to do work on it or to heat it. Energy can be transformed in form but cannot be created or destroyed, according to the rule of conservation of energy.

To know more about energy visit:

https://brainly.com/question/1932868

#SPJ9

We divide the total distance travelled by the period of time to determine the average speed. By dividing the displacement by the time interval, we can determine the average velocity.

Average speed was measured by dividing the overall distances you travelled by the total time, whereas average velocity is determined by dividing your movement (a vectors pointing from the initial position toward your end position) by the whole time.

For instance, someone travelling at an average speed over 40 miles split by 10 mins, meaning 1 mile per minute, is travelling twenty miles to the north and afterwards 20 miles south (60 mph).

To know more about velocity visit:

https://brainly.com/question/17127206

#SPJ1

Answer:

D is the answer  I think (0 w 0 )

Explanation:

The  glaciers move gradually. Hence, option (C) is correct.

A glacier is a long-lasting mass of heavy ice that is perpetually moving. When the ablation of snow is greater than the accumulation over a long period of time, frequently centuries, a glacier forms.

As it slowly flows and deforms under forces brought on by its weight, it gains distinctive features like crevasses and seracs. Cirques, moraines, and fjords are the result of the erosion of rock and debris from its substrate as it travels.

The considerably thinner sea ice and lake ice that form on the surface of bodies of water are not the same as glaciers, which form only on land and may flow into water bodies.

The huge ice sheets, commonly referred to as "continental glaciers," in the polar areas of the planet contain 99 percent of the planet's glacial ice.

Learn more about glaciers here:

https://brainly.com/question/19709729

#SPJ2

Explanation:i think its nuetrons

Answer:

I think it's most likely true.

Explanation:

any organism has the properties of a living thing, which includes cells, whether it has one cell or many

Answer:

False

Explanation:

An organism is a living thing that is a single-celled life form

The electron number cannot be used instead because electrons can be removed from or added to an atom (option C)

The element of an atom is determined by its proton count, while the electron count can exhibit variability. Take, for instance, a sodium atom, which encompasses 11 protons and 11 electrons. However, it has the capacity to relinquish one electron, transforming into a sodium ion housing only 10 electrons.

This occurs due to the relatively loose binding of electrons to the nucleus, enabling their removal through the influence of an electric field or alternative mechanisms.

Learn about electron here https://brainly.com/question/13998346

#SPJ1

Answer:

real kinetic theory means that kinetic energy

Complete question is;

Marie observed people at a store. Which is a qualitative observation she may have made?

A. Twenty people walked into the store.

B. The store sells clothes.

C. It was 1:00 P.M.

D. all of the above

Answer:

Option B:The store sells clothes.

Explanation:

We want to find the one that is a qualitative observation;

Looking at the options;

A. Twenty people walked into the store. This denotes a quantitative measure because of the number 20.

B. The store sells clothes. This denotes a qualitative measure because it describes what she sells.

C. This is a quantitative measure because it deals with time of 1 pm which is quantitative.

Therefore, the correct answer is Option B