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Statement-1 : A wheel moving down a perf...

Statement-1 : A wheel moving down a perfectly frictionless inclined plane shall undergo slipping (not rolling).
Statement-2 : For rolling, torque is required, which is provided by tangential froce.

A

If both Statement-I and Statement-II are true, and Statement - II is the correct explanation of Statement– I.

B

If both Statement-I and Statement-II are true but Statement - II is not the correct explanation of Statement – I.

C

If Statement-I is true but Statement-II is false.

D

If Statement-I is false but Statement-II is true.

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The correct Answer is:
A
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Assertion : A wheel moving down a perfectly frictionless inclined plane will undergo slipping (not rolling motion) Reason : For perfect rolling motion, work done Reason against friction is zero.

Read each statement below carefully, and state, with reasons, if it is true or false : A wheel moving down a perfectly frictionless inclined plane will undergo slipping (not rolling) motion

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MOTION-ROTATIONAL MOTION -Exercise - 2
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  2. A ring of mass 10 kg and diameter 0.4 meter is rotating about its geom...

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  5. If the radius of gyration of a solid disc of mass 10 kg about an axis ...

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  8. A fan of moment of inertia 0.6 kg xx "metre"^2 is to run upto a worki...

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  12. Which quantity is not directly related with rotational motion

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  15. Statement-I: When a planet is at maximum distance from the sun, its sp...

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  16. Statement-I : When a sphere and a solid cylinder are allowed to roll d...

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  17. Statement-I : Angular velocity is a characteristic of the rigid body a...

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  18. Statement I : If bodies slide down an inclined plane without rolling, ...

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  19. Statement-1 : A wheel moving down a perfectly frictionless inclined pl...

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