Advertisements
Advertisements
प्रश्न
Explain the following :
When a train suddenly moves forward , the passenger standing in the compartment tends to fall backwards .
Advertisements
उत्तर
When a train suddenly starts, the passengers tend to fall backwards. This is because the lower part of the body, which is in contact with the train, begins to move while the upper part of the body tends to maintain its position of rest. As a result, the upper part tends to fall backwards.
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
Describe the term ‘inertia’ with respect to motion.
The physical quantity which makes it easier to accelerate a small car than a large car is measured in the unit of :
Give two examples to show that greater the mass, greater is the inertia of the body.
Dust particles are removed from a carpet by beating it.
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 bodies have a mass ratio of 3:4 The force applied on the bigger mass produces an acceleration of 12 ms-2. What could be the acceleration of the other body, if the same force acts on it.
