Advertisements
Advertisements
प्रश्न
Advertisements
उत्तर
The work done by the gravitational force of the earth on a satellite revolving around the earth is zero because the motion of the satellite is perpendicular to the force at every point.
APPEARS IN
संबंधित प्रश्न
What is the condition for a force to do work on a body?
Write the formula for work done on a body when the body moves at an angle to the direction of force. Give the meaning of each symbol used.
What is the work done against gravity when a body is moved horizontally along a frictionless surface?
Give two examples of work done.
Name the physical quantity whose MKS units are kgm2s-3.
What is the difference between renewable and non-renewable resources?
A man squatting on the ground gets straight up and stand. The force of reaction of ground on the man during the process is ______.
State whether work is done or not, by writing yes or no, in the following case:
A boy climbs up 20 stairs.
