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| 1. |
A car is moving at a speed of 72 km hr. The radiusits whels is 0.25 m. If the wheels are stopped in 20rotations by applying brakes, then angular retardationproduced by the brakes is(a) 25.5 rad s-28.(b) -29.5 radsd)-45.5 rad s33.5 rad s |
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