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What kind of energy is possessed by the following?
A running car ____________
Concept: undefined >> undefined
What kind of energy is possessed by the following?
Water stored in the reservoir of a dam __________.
Concept: undefined >> undefined
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What kind of energy is possessed by the following?
A compressed spring ____________.
Concept: undefined >> undefined
What kind of energy is possessed by the following?
A stretched rubber band _____________
Concept: undefined >> undefined
Fill in the blank with suitable word :
The ability of a body to do work is called __________. The ability of a body to do work because of its motion is called __________.
Concept: undefined >> undefined
Fill in the blank with suitable word :
The sum of the potential and kinetic energies of a body is called __________ energy.
Concept: undefined >> undefined
What type of energy is possessed : by the piece of stone which is thrown away on releasing the stretched rubber strings of catapult?
Concept: undefined >> undefined
What type of energy is possessed : by the stretched rubber strings of a catapult?
Concept: undefined >> undefined
A boy weighing 40 kg makes a high jump of 1.5 m.
What is his kinetic energy at the highest point?
Concept: undefined >> undefined
A boy weighing 40 kg makes a high jump of 1.5 m.
What is his potential energy at the highest point? (g = 10 m/s2)
Concept: undefined >> undefined
Give two examples where a body possesses both, kinetic energy as well as potential energy.
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Define the term 'energy' of a body. What is the SI unit of energy.
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What are the various forms of energy?
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Two bodies having equal masses are moving with uniform speeds of v and 2v respectively. Find the ratio of their kinetic energies.
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What is the difference between potential energy and kinetic energy?
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A ball of mass 0.5 kg slows down from a speed of 5 m/s so that of 3 m/s. Calculate the change in kinetic energy of the ball. State your answer giving proper units.
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An iron sphere of mass 10 kg has the same diameter as an aluminium sphere of mass 3.5 kg. Both the spheres are dropped simultaneously from a tower. When they are 10 m above the ground, they have the same :
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Water stored in a dam possesses :
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A stone is thrown upwards as shown in the diagram. When it reaches P, which of the following has the greatest value of the stone?
Concept: undefined >> undefined
Name the device which converts electrical energy into mechanical energy.
Concept: undefined >> undefined
