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Systems of Particles and Rotational Motion — Physics STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 SciencePhysicsSystems of Particles and Rotational Motion1 Mark
Question
Read statement below carefully, and state, with reasons, if it is true or false: The instantaneous speed of the point of contact during rolling is zero.
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Answer

True. Explanation: Rolling can be considered as the rotation of a body about an axis passing through the point of contact of the body with the ground. Hence, its instantaneous speed is zero.

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