Advertisements
Advertisements
प्रश्न
Give one example of each of the following :
(a) inertia of rest, and (b) inertia of motion .
Advertisements
उत्तर
Examples of inertia of rest: A coin placed on top of a card remains in place when the card is slightly and quickly jerked horizontally.
Example of inertia of motion: A ball thrown vertically upwards by a person in a moving train comes back to his hand.
APPEARS IN
संबंधित प्रश्न
What is the momentum of an object of mass m, moving with a velocity v?
Name the property of bodies (or objects) to resist a change in their state of rest or of motion.
Calculate the momentum of the following :
(a) an elephant of mass 2000 kg moving at 5 m/s
(b) a bullet of mass 0.02 kg moving at 400 m/s
Why do the passengers in a bus tend to fall backward when it starts suddenly ?
Dust particles are removed from a carpet by beating it.
Explain the following :
It is advantageous to run before taking a long jump .
What are inertia kinds?
Multiple Choice Question. Select the correct option.
Inertia is the property of a body by virtue of which the body is:
Passengers lean forward when a sudden brake is applied in a moving vehicle. This can be explained by ________.
Two blocks of masses 8 kg and 2 kg respectively lie on a smooth horizontal surface in contact with one other. They are pushed by a horizontally applied force of 15 N. Calculate the force exerted on the 2 kg mass.
