Advertisements
Advertisements
प्रश्न
Name the forms of energy which a wound-up watch spring possesses.
Advertisements
उत्तर
Elastic potential energy is possessed by wound up watch spring
संबंधित प्रश्न
Soni says that the acceleration in an object could be zero even when several forces are acting on it. Do you agree with her? Why?
A boy throws a rubber ball vertically upwards. What type of work, positive or negative, is done : by the force applied by the boy?
(a) by the force applied by the boy?
(b) by the gravitational force of earth?
Determine the amount of work done when an object is displaced at an angle of 30° with respect to the direction of the applied force.
Why is the work done on an object moving with uniform circular motion zero?
Can work done be zero even if force acts on the body?
Give an example
Chemical energy changes to heat energy.
A force can cause an object to change its ______.
