A small solid sphere of radius |
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a) |
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b) |
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c) |
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d) |
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A small solid sphere of radius |
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a) |
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b) |
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c) |
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d) |
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(d)
The minimum velocity at top of the loop, should be
if the sphere keeps on rolling at top
or
Two blocks of masses 6 kg and 4 kg are attached to the two ends of a massless string passing over a smooth fixed pulley. If the system is released, the acceleration of the center of mass of the system will be |
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a) |
g, vertically downwards |
b) |
g/5, vertically downwards |
c) |
g/25, vertically downwards |
d) |
Zero |
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