Advertisements
Advertisements
प्रश्न
Advertisements
उत्तर
Potential energy of a body depends upon:
(i) Mass of the body
(ii) Acceleration due to gravity
(iii) Height of the body
APPEARS IN
संबंधित प्रश्न
Explain briefly why the work done by a fielder when he takes a catch in a cricket match is negative.
The work done by a force acting obliquely is given by the formula : W = F cos θ ✕ s. What will happen to the work done if angle θ between the direction of force and motion of the body is increased gradually? Will it increase, decrease or remain constant.
A girl is carrying a school bag of 3 kg mass on her back and moves 200 m on a levelled road. If the value of g be 10 m/s2, the work done by the girl against the gravitational force will be :
Each of the following statement describes a force acting. Which force is causing work to be done?
A woman pulls a bucket of water of total mass 5 kg from a well which is 10 s. calculate the power used by her.
Why is less effort needed to lift a load over an inclined plane as compared to lifting the load directly?
What is work?
