Advertisements
Advertisements
प्रश्न
What do you mean by a centrifugal force?
Advertisements
उत्तर
Centrifugal force is a pseudo force that appears to act on a body moving in a circular path, directed away from the center of the circle, when observed from a rotating frame of reference.
APPEARS IN
संबंधित प्रश्न
When a body is placed on a table top, it exerts a force equal to its weight downwards on the table top but does not move or fall

1) Name the force exerted by the table top
2) What is the direction of the force?
An ox can apply a maximum force of 1000 N. It is taking part in a cart race and is able to pull the cart at a constant speed of 30 ms-1 while making its best effort. Calculate the power developed by the ox.
Name the quality which is measured in eV
How is 1 kgf related to the SI unit of force?
What is the work done by the gravitational force on the moon that revolves around the earth?
Give the units of couple.
What is the S.I. unit of work? Define it.
State the practical unit mainly used in mechanical engineering and write down its equivalent in watt.
The world record for weight lifting was held by Sergei Didyk of the USSR. He lifted 261 kg to a height of 2.3 m in 4s; find:
(a) Weight lifted by him
(b) Work done by him
(c) Power developed by him. (g = 10m/s2)
For the following scenario, state whether the work done by gravity is positive, negative, or zero.
A person climbs a ladder.
