The amount of linear expansion of a long rod does not depend on The original length of the rod The specific heat of the rod The change in the absolute temperature of the rod The coefficient of linear expansion The material out of which the rod is made

The induced magnetic field strength 9.5cm radially outward from the center of the plates is  821.052 Tesla.

We know very well that when a charge is moving with some speed in particular direction then, it will induce a magnetic field around its environment. Only moving charge is able to produce magnetic field, stationary charge only produce electric field.

We know that magnetic field is given by=(μ/2πr)×(q/t) where

μ is called as magnetic field constant,

q is the induced charge in the capacitor,

and r is the distance between the two plates

So, we have r=9.5cm=0.095m,(q/t) =39C/sec and μ=4π×10⁻⁷Tesla-m/A.

So, on putting the above values, we get

=>B=(4π×10⁻⁷ × 39)/2π×0.095

=>B=2×39/ 0.095

=>B=78/0.095

=>B=821.052Tesla.

Hence, induced magnetic field is 821.052Tesla.

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Answer:

Newton's first law is often called the law of inertia.

searched it up to verify

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According to the most recent data from satellites making precise measurements of the properties of the cosmic background radiation (CBR), it has been determined that dark energy makes up approximately 68% of the total energy density of the universe.

This means that dark energy is the dominant force driving the acceleration of the expansion of the universe.

The CBR is the afterglow of the Big Bang, and by analyzing its properties, scientists can learn more about the structure and evolution of the universe. The Planck satellite, launched in 2009, has been instrumental in providing high-precision measurements of the CBR and contributing to our understanding of dark energy.

Despite being the dominant force in the universe, dark energy remains a mystery. Its nature and properties are still largely unknown, but it is thought to be a property of space itself rather than a type of matter or energy. Ongoing research and observations will continue to shed light on this elusive phenomenon and deepen our understanding of the universe as a whole.

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Answer:

speed

Explanation:

Answer:

During winters the planetary boundary layer is thinner as the cooler air near the earth's surface is dense. The cooler air is trapped under the warm air above that forms a kind of atmospheric 'lid'. This phenomenon is called winter inversion

Explanation:

Answer:

Is a natural gas source manufactured

Answer:

Very low

Explanation:

It is fair to say to a reasonable extent that there are very low chances that radio transmissions from Earth or messages sent on distant space probes will ever be received by living beings .

Bear in mind that for years some scientists have believed without any substantial evidence that there are other living beings in distant space.

Answer:

  first 31        second 69

Explanation:

Answer:

Refer to the diagram and use the drop-down menus to answer each question. How much energy is reflected by the Earth system? How much energy is absorbed ...

Explanation:

they delted our page

The majority of electromagnetic energy from space cannot reach the Earth's surface. The only light that reaches sea level is radio waves, visible light, and some ultraviolet light.

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During a protostar's T Tauri phase it may develop strong winds.

Adolescence typically consists of four stages for a rising star. First, it starts as a protostar still shrouded in its natal molecular cloud. A very young star still gaining mass from its parent molecular cloud is known as a protostar.

The proto-stellar phase is the earliest stage of stellar evolution. As it accretes new material and a protoplanetary disc forms. The third stage, when the surrounding envelope has cleared, is called the T-Tauri phase. This is due to the gradual removal of the surrounding shell of gas and dust by stellar winds and radiation. T-Tauri stars are relatively young, less than ten million years old (the class is named after the first star of this type to be identified).

The correct option is c.

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Yes, the official is correct. Basket interference occurs when a player touches the ball or the net while it is in the cylinder above the basket.

What is interference?
Interference in physics is a phenomenon where two waves combine besides adding their displacements at each and every point in space and time to produce a new wave that has a higher, lower, or identical amplitude. The interaction of waves that are coherent or correlated with one another, either because they originate from the same source or because their frequencies are similar or almost identical, leads to both constructive and destructive interference. All types of waves, including light, radio, acoustic, groundwater waves, gravity waves, and matter waves, can exhibit interference effects.

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Answer:

Projectile motion is a combination of horizontal and vertical motion. - The horizontal ... What are the horizontal and vertical components of the initial velocity? Round your ... A rock is thrown horizontally at a speed of 5.0 m/s from the top of a cliff 64.7 m high. The rock hits the ground 18.0 m from the base of the cliff.

Explanation:

A parallel circuit is described as a type of circuit in which there are several current paths.

A parallel circuit is a type of electrical circuit where two or more components are connected in parallel, and each component has its path for electric current flow. The path is separate from all other parts, and each has the same voltage level. The current divides among each path according to the resistance value of the components in the circuit. Parallel circuits are used in various applications, including lighting in households, street lights, and other electronic devices. In a parallel circuit, the voltage across each component is the same, and the total current in the circuit is equal to the sum of the current flowing in each branch.

A parallel circuit is used in the household and other applications to prevent other electrical devices from overloading and cutting off electrical supply, for example, when several devices are plugged into a power source. In a parallel circuit, the voltage divider circuit can be used to divide the voltage among resistors. This is because the voltage across each component in a parallel circuit is the same, and we can use the equation V = IR to calculate the voltage divider.

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Filtration takes place in the structure labeled B) b, the Bowman's capsule, because it is the location where the blood is filtered through the glomerulus, allowing the nephron to process the filtrate into urine.

1. The nephron is the functional unit of the kidney and is responsible for filtering blood and forming urine.
2. The labeled structure 'b' in the figure is the Bowman's capsule (also known as the glomerular capsule).
3. Filtration takes place in the Bowman's capsule because it surrounds the glomerulus, which is a network of capillaries.
4. As blood flows through the glomerulus, high pressure forces water and small molecules (like glucose, amino acids, and waste products) to move from the blood vessels into the Bowman's capsule. This process is called filtration.
5. Larger molecules (like proteins) and blood cells are not filtered, remaining in the blood vessels within the glomerulus.
6. The filtrate (fluid with small molecules) collected in the Bowman's capsule then continues through the rest of the nephron, where reabsorption and secretion occur to form urine.

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Both the force of "Hand on the book" and the force of "Earth on the book" are directed upward. The ground and the book are being drawn in toward the hand. As a result, the forces pulling on the hands are "Book on hand" and "Earth on hand."

Gravity, usually referred to as gravitation, is the unchanging force of attraction that binds everything together in physics. Being the weakest known force in nature, it has minimal effect on defining the inherent properties of everyday objects.

The force "Hand on the book" is directed upward, and the force "Earth on the book" is directed downward. The hand is being pulled toward the book and the earth.

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The calculated value is AO=3.2sec.

The limit of average velocity as elapsed time approaches zero, or the derivative of x with respect to t: v (t) = d d t x (t), is the instantaneous velocity of an object. v (t) equals d d t x (t). Instantaneous velocity is a vector having a dimension of length per time, similar to average velocity.

In contrast to instantaneous velocity, which is determined by the slope of the tangent line, average velocity is defined as the change in position (or displacement) during the course of transit.

So, we obtain

cosθ= 5/4

= 4AO

So, we obtain AO=3.2sec.

The complete question is- Position-time graph is shown, which is a semicircle from t=2 to t=8 sec. Find time t at which the instantaneous velocity, is equal to average velocity over first t seconds.

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The given position equation of a particle is, s=102−23t+t2Here, t is in seconds.The first derivative of s is its velocity: v = ds/dt - 23 + 2tThe second derivative of s is the particle's acceleration:

The total distance traveled is the sum of all distance travelled in each interval of time: D = ∫|v|dt + ∫|v|dt + ... (From t 0 s to t = 17 s)From the graph of the velocity, the particle is moving to the left and toward the right side. The velocity-time graph is linear, which means that the acceleration is constant and uniform. Hence, the conclusion we can draw is that the particle is moving with uniform acceleration.  a = dv/dt = 2The given equations are: s=102−23t+t2v

=−23+2ta

=2Plot of s-t and v-t graphs:

Net displacement (Δs) during the interval of 17 seconds can be calculated as:Δs = s(17) - s(0)Δs 

= 102 - (2 × 3² / 2) - (23 × 3) + (17² / 2) - 102Δs 

= -4 mmThe particle moves to the left side.

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Explanation:

Given:

Speed of sound = 1400 m/s

Total time taken = 0.4 seconds

To find:

The depth of water

Solution:

As it take 0.4 seconds for the burst to reach the seabed and return (both ways), we can deduce that it takes 0.2 seconds to reach the seabed (one way).

This is because the speed of sound is a constant.

Now, to find the depth, we use the equation

Speed = Distance/Time

Here, we know the values of speed (1400 m/s) and time (0.2 seconds). Distance is the depth of the water, which we need to find. Let the distance be x.

Therefore

1400 = x/0.2

x = 1400 * 0.2

x = 280 m

We get the depth as 280 metres.

Feel free to ask me if you didn't understand any part.

Hope this helps! :D

Answer:

Explanation:

nuclear fusion?

The temperature of the blue supergiant star would be hotter than the Sun.

We can determine this based on the concept of Wien's displacement law, which states that the wavelength of peak intensity emitted by a black body is inversely proportional to its temperature. The Sun, with its characteristic yellow-white light, has a temperature of approximately 5,500 degrees Celsius (5,773 Kelvin), which corresponds to a peak wavelength of around 500 nm. In comparison, the blue supergiant star emits high-intensity light with a wavelength of 400 nm, which is shorter than the Sun's peak wavelength. Since shorter wavelengths correspond to higher temperatures, the blue supergiant star must have a higher temperature than the Sun. These stars have surface temperatures typically exceeding 10,000 degrees Celsius (10,273 Kelvin) and can reach even higher temperatures, up to tens of thousands of degrees Celsius.

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First let's see what the funny letters in the equation they gave us means.

F = Gravitational Force

G = Gravitational Constant

m1 = Mass of one of the spheres

m2 = Mass of the other sphere

r = Distance between the two spheres

Ok, now implement it.

\(\frac{9.8 x 10^{2} 1.96 x 10^{2} }{4^{2} }\)

To make it simpler

F = 980 x 196 = 192,080

192,080 ÷ 4²

192,080 ÷ 16

= 12005

F = 12,005N

To keep an object in motion, continuous application of force is required due to the presence of opposing frictional force. Starting the object requires an initial force greater than the frictional force, and once in motion, the force applied needs to counteract the dissipative effects of friction to maintain the object's motion.

When an object is at rest or stationary, static friction opposes any applied force. To start the motion of the object, we need to apply a force greater than the static friction. Once the object is in motion, the friction that acts on it changes to kinetic friction, which is generally lower than static friction. However, kinetic friction still opposes the motion and acts as a dissipative force.

To keep the object in motion, a continuous force needs to be applied to overcome the dissipative effects of kinetic friction. This force compensates for the energy lost due to friction and ensures that the object remains in motion. If the applied force is insufficient to counteract the frictional force, the object will eventually come to a halt due to the dissipation of energy through friction.

In summary, continuous application of force is necessary to keep an object in motion as it counteracts the opposing force of friction, which dissipates energy. Without this continuous force, the dissipative effects of friction would cause the object to slow down and eventually stop.

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After three half-lives of a radioactive isotope, you would expect to have 12.5 grams of the daughter isotope.

The concept of half-life refers to the time it takes for half of the radioactive substance to decay. During each half-life, the amount of the original radioactive isotope decreases by half, while the amount of the daughter isotope increases.

Since we start with 100 grams of the radioactive isotope, after one half-life, we would have 50 grams of the original isotope remaining, and 50 grams would have decayed into the daughter isotope.

After the second half-life, half of the remaining 50 grams would decay, leaving us with 25 grams of the original isotope and 75 grams of the daughter isotope.

After the third half-life, half of the remaining 25 grams would decay, resulting in 12.5 grams of the original isotope and 87.5 grams of the daughter isotope.

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Answer:

I do drink bottled water but not to often, I live about 2.8 miles away from its water source and if i did'nt drink bottled water and I had to found out how my drinking water is treated I would go ask the people that are taking care of the water.

Explanation:

hope this helps

The diffraction grating affects the light from a hydrogen lamp as it produces the separation of the colors of the white light. The spectrum can be viewed through the grating,

To determine the work necessary to drive a 12 kilogram block of steel over a steel table at a constant speed of 1.3 m/s for 6.1 seconds, we must take into account the force required to overcome friction.

Steel against steel has a coefficient of kinetic friction of 0.60.Then, we must compute the force of friction opposing the block's motion. F friction = coefficient of friction x F normal, where F normal is the normal force applied by the table to the block. We know that the net force applied on the block is zero since it is travelling at a constant pace. As a result, the force of friction must be equal to the force we are exerting.to move the block ahead. Applying the aforementioned equation, we can calculate the friction force to be 70.56 N. As a result, the effort required to push the block for 6.1 seconds is equal to the friction force multiplied by the distance the block moves during that time, which is given by distance = speed x time = 1.3 m/s x 6.1 seconds = 7.93 m. Hence, W = force x distance = 70.56 N x 7.93 m = 560.3 J is the labor necessary to push the block (Joules).

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let the bowling ball initially is moving along the x-axis,

The whole process can be represented as,

Before the collision the net kinetic energy of the balls is,

where the values of the variables are given as,

As the value of cos(90) is zero.

Substituting the known values,

The value of the net kinetic energy with the velocity along the y-axis before the collision is,

The velocity of the second ball is at rest in the initial state, thus its value is taken as zero.

After the collision of the balls, the net kinetic energy is,

Negative sign here indicating the direction of the final balls motion will be opposite to the each other.

The values of the variables are given as,

Substituting the known values,

The value final kinetic enegry of the balls with velocity along the y-axis is,

Here 360 degree is used because the pin ball direction is downward of the positive x-axis.

Then by the law of conservation of energy along the y-axis,

Thus, the y component of the final velocity of the bowling ball of mass m1 is 5 meter per second.

The distance of the center of mass of the Earth-Moon system from the center of the Earth is approximately 4,670 km. It lies outside the Earth, but it is still very close to it (only about 73% of the Earth's radius).

To determine the distance of the center of mass of the Earth- Moon system from the center of the Earth, we can use the formula of Center of mass, given by:

Center of Mass = (m1x1 + m2x2)/(m1 + m2)

Where, m1 = mass of the Earth, m2 = mass of the Moon

x1 = position of the Earth

x2 = position of the Moon

We can assume that the center of mass of the Earth-Moon system lies on the line joining the centers of the Earth and the Moon and it will be closer to the Earth.

Let the distance of the center of mass from the Earth be 'x'. Then, the distance of the center of mass from the Moon will be (384,400 - x).

Now, we can use the concept of torque to find the value of 'x'.

Torque due to the Moon = Torque due to the Earth(384,400 - x) x m2 x g = x x m1 x g x r

Where, g = acceleration due to gravity

r = radius of the Earth

We have to use the values of m1, m2, g and r, given by:m1 = 81 x m2

g = 9.81 m/s^2r = 6,371 km = 6,371,000 m

Substituting the values, we get:

(384,400 - x) x m2 x g = x x m1 x g x r

(384,400 - x) x m2 = x x m1 x r

384,400 x m2 - x x m2 = x x m1 x r

384,400 x m2 = x x (m1 x r + m2)x = (384,400 x m2)/(m1 + m2) + r

Putting the values, we get:

x = [(384,400 x 7.34 x 10^22)/(5.97 x 10^24 + 7.34 x 10^22)] + 6,371,000x = 4,670 km (approx)

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