Show that the mechanical energy of a fre...

Show that the mechanical energy of a freely falling body is conserved.

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Answer the following If a ball is dropped from a tall building, prove that the total mechanical energy of the ball under free fall is conserved.

Answer the following questions: Show that the total energy (potential energy+kinetic energy) of a freely falling body remains constant during its motion.

Prove that the kinetic energy of a freely falling object on reaching the ground is nothing but the transformation of its initial potential energy

Answer the following questions: Prove that the kinetic energy of a freely falling object on reaching the ground is nothing but the transformation of its initial potential energy.

Kinetic energy of a body (KE) =

The device which converts mechanical energy into electrical energy is called___

Name the following: A device that converts mechanical energy into electric energy.

The device which converts mechanical energy into electrical energy is called___ A. Electric bell B. Electric generator C. Electric fuse D. Electric motor

The nature of graph drawn for a freely falling body with time on the x-axis and speed on the y. axis is (Assuming initial speed to be zero)

TARGET PUBLICATION-WORK AND ENERGY-EXERCISE

What is the difference between generator and electric motor?
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Answer the following questions: Prove that the kinetic energy of a fr...
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Show that the mechanical energy of a freely falling body is conserved.
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The potential energy of a freely decreases progressively, Is this agai...
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Use your Brain Power! Can your father climb stairs as fast as you can...
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Use your Brain Power! Will you fill the overhead water tank with the ...
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Suppose Rajashree, Yash and Ranjeet have to reach the top of a small h...
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What is power? What is its unit?
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Show that kWh=3.6 times 10^5 J
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What is the difference between power and work?
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Read the statements given below. Identify and write the concept upon w...
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Read the statements given below. Identify and write the concept upon w...
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Read the statements given below. Identify and write the concept upon w...
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Read the statements given below. Identify and write the concept upon w...
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Read the statements given below. Identify and write the concept upon w...
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Read the statements given below. Identify and write the concept upon w...
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Work done by gravitational force on an artificial satellite moving aro...
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Why is the work done on an object moving with uniform circular motion ...
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Kinetic energy of a body can never be negative.
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A fast bowler takes a run -up before bowling a ball.
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