Heena Sharma, Shubhankat Vats and, Rashmi Gupta Solutions for Chapter: Work and Energy, Exercise 2: Check Point 02

When is an object said to possess energy?

How will the kinetic energy of an object change If its speed is halved?

State work- energy theorem.

Name the type of energy possessed by the water stored in a dam.

Give the formula to calculate the potential energy of an object of mass $m$ kept at height $h$.

If an engine supplies $100 \mathrm{J}$of energy to weight of $200\mathrm{g}$. How high it can be lifted? (given,$\mathrm{g}=9.8{\mathrm{ms}}^2$)