Physics

Problem

懝uestions 1. What is the kinetic energy of an object? 2. Write an expression for the kinetic energy of an object. 3. The kinetic energy of an object of mass,

m

moving with a velocity of

5 \mathrm{~m} \mathrm{~s}^{-1}

is 25 J . What will be its kinetic energy when its velocity is doubled? What will be its kinetic energy when its velocity is increased three times?

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