A wheel of moment of inertia is making 20 revolutions per second. It is stopped in 20 seconds, then the angular retardation is |
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a) |
b) |
c) |
d) |
A wheel of moment of inertia is making 20 revolutions per second. It is stopped in 20 seconds, then the angular retardation is |
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a) |
b) |
c) |
d) |