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प्रश्न
What do you understand by the term inertia?
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उत्तर
“Inertia is the property of a body due to which it cannot change its state (rest or of uniform motion) itself.” Until some external force is applied to it.“
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संबंधित प्रश्न
Fill in the following blank with suitable word :
(a) ………………is a measure of the inertia of a body.
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A water tanker filled up to `2/3` of its tank with water is running at a uniform speed. When the brakes are suddenly applied, the water in its tank would
Why does a person fall when he jumps out from a moving train ?
Why does a coin, placed on a card, drop into the tumbler when the card is rapidly flicked with a finger?
Inertia of a body depends on
Passengers lean forward when a sudden brake is applied in a moving vehicle. This can be explained by ________.
Assertion & Reasoning
- Assertion: The value of ‘g’ decreases as height and depth increase from the surface of the Earth.
- Reason: ‘g’ depends on the mass of the object and the Earth.
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.
