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प्रश्न
Kinetic energy = 1/2 × mass × ............
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उत्तर
Kinetic energy = 1/2 × mass ×(Velocity)2
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संबंधित प्रश्न
Name the unit of physical quantity obtained by the formula `(2K)/v^2` Where K: kinetic energy, v: linear velocity
Write the expression for the kinetic energy of a body explaining the meaning of the symbols used.
A cannon ball of mass 500 g is fired with a speed of 15 m s-1. Find:
- its kinetic energy.
- its momentum.
On what factors does the kinetic energy of a body depend?
Derive the formula for the kinetic energy of an object of mass m, moving with velocity v.
If an object has 0 momentum, does it have kinetic energy? Explain your answer.
What are the uses of mechanical energy?
When the speed of a moving object is doubled, then its kenetic energy ______.
The kinetic energy of a given body depends on the ______.
A ball of mass 0.5 kg slows down from a speed of 10 m s−1 to that of 6 m s−1. Calculate the change in the kinetic energy of the ball.
