Advertisements
Advertisements
प्रश्न
Can internal forces change the velocity of a body?
Advertisements
उत्तर
No, internal forces cannot change the velocity of a body.
APPEARS IN
संबंधित प्रश्न
Name the S.I. and C.G.S. units of force. How are they related?
A body falls from the top of a building and reaches the ground 2.5 s later. How high is the building? (Take g = 9.8 m s-2)
State unit of mass in CGS system.
What is the SI unit of force?
Define momentum of a body.
What is the ratio of SI units to CGS units of momentum?
If a number of forces act on a stationary body at the same point, then what do you conclude from it?
Define the constant of gravitation.
Write the SI unit of retardation.
A force acts for 0.1 s on a body of mass 3.2 kg initially at rest. The force then ceases to act and the body moves through 3 m in the next one second. Calculate the magnitude of force.
