Advertisements
Advertisements
प्रश्न
A ball is placed on a compressed spring. When the spring is released, the ball is observed to fly away.
(i) What form of energy does the compressed spring possess?
(ii) Why does the ball fly away?
Advertisements
उत्तर
(i) Compressed spring possesses potential energy.
(ii) Potential energy of the spring is imparted to the ball in the form of kinetic energy.
संबंधित प्रश्न
State the condition when a body is in static equilibrium.
State the condition when a body is in dynamic equilibrium.
State the principle of moments. Give one device as an application of it
A meter scale is pivoted at its mid point and a 50 g mass suspended from the 20 cm mark. What mass balances the ruler when suspended from 65 cm mark?
The arms of a beam balance are 20 cm and 21 cm, but the pans are of equal weight. By the method of double weighing the weights are found to be 1000 g and 20 g. Find the actual weight of the body
What is meant by equilibrium?
What do you mean by dynamic and static equilibrium? Give one example of each.
Give one example of dynamic equilibrium.
