Advertisements
Advertisements
प्रश्न
Can every force produce work?
एका वाक्यात उत्तर
Advertisements
उत्तर
No, every force cannot produce work. Force can produce work if the applied force cause displacement in the direction of the force.
shaalaa.com
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
APPEARS IN
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?
What are the quantities on which the work done depends?
What is the work done on a body by the gravitational force towards the centre of the path acting when it moves along a circular path?
What is the relation between 1 H.P. and 1 kW?
Name the type of energy possessed by a moving bullet.
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.
Fill in the boxe to show the corresponding energy transformation.
In the following case write yes, if the work is being done and no if no work is being done.
A coolie standing with a heavy load on his head
In what way does an ‘Ideal machine’ differ from a ‘Practical machine’?
