Advertisements
Advertisements
Question
Give one example each of a body possessing : (i) kinetic energy, and (ii) potential energy.
Advertisements
Solution
(i) Kinetic energy - A car moving with some speed on a road possesses kinetic energy.
(ii) Potential energy- A stretched rubber band possesses potential energy due to the change in its configuration.
APPEARS IN
RELATED QUESTIONS
Write the expression for the gravitational potential energy explaining the meaning of the symbols used.
A body of mass m is moved from ground to a height h. If the force of gravity on mass of 1 kg is g newton, find the force needed to lift the body.
The potential energy of a body is the energy by virtue of its ______.
What happens to the potential energy of a body when its height is doubled?
A weightlifter is lifting weights of mass 200 kg up to a height of 2 metres. If g = 9.8 m s−2, calculate :
potential energy acquired by the weights.
What is the difference between gravitational potential energy and elastic potential energy? Give one example of a body having gravitational potential energy and another having elastic potential energy.
If we increase the velocity of a car moving on a flat surface to four times its original speed, its potential energy ______.
Potential energy and heat energy are the two forms of mechanical energy.
The energy, possessed by an object due to its position is called ______.
A body is falling from a height of h. After it has fallen a height `"h"/2`, it will possess
