Sunil Batra Solutions for Chapter: Work and Energy, Exercise 2: Formative Assessment

What is the SI unit of work?

(Choose from: joule/ erg/ dyne)

Name the type of energy stored in a stretched spring.

(Choose from: Elastic potential energy/ Elastic kinetic energy/ Gravitational potential energy)

Name the type of energy possessed by an aeroplane flying at an altitude.

Which physical quantity has unit $\mathrm{J} {\mathrm{s}}^{-1}$?

(Choose from: Work/Power)

The sum of potential energy and kinetic energy is called _____ energy. (Chemical/Mechanical)

The energy possessed by stretched rubber strings of a slingshot is _____ (elastic/gravitational) potential energy.

A gas stove converts _____ energy into heat energy.

When a ball is dropped from a height, _____ energy converts into kinetic energy.