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BINA LIBRARY-WORK,ENERGY AND POWER-EXERCISE
- Can a body posses momentum without KE?
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- Does a man sitting in a moving train posses KE?
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- Give an example where work done by a force is zero.
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- What is work? It is a scalar or a vector? What do you mean by watt?
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- Show that power= force X velocity
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- What is potential energy ?How is it measured?
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- Define Kinetic energy of a body.Derived an expression for the K.E of a...
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- Derived an expression for the work done by a constant force.
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- Verify the law of conservation mechanical-energy for a freely falling ...
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- Derive an expression for potential energy of a stretched elastic sprin...
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- State and prove work-energy theorem.
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- State the principle of conservation of energy.How can it be proved in ...
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- Show that work done on a body or by the body is equal to the net chang...
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- Show that the sum of potential and kinetic energy of a body falling fr...
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- Distinguish between elastic and inelastic collisions.
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- Show that in one dimensional elastic collision of two particales of eq...
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- Define the co-efficient of restitution. A particle of a mass m moving ...
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- The momentum of two different masses are same.Show that the lighter ma...
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- The K.E of two different masses are equal.Which of the masses,lighter ...
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- If K.E of a body is doubled,what happens to its momentum?
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