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The second's hand of a watch has length 6 cm. Speedof end point and magnitude of difference of velocitiesat two perpendicular positions will be:(A) 2π & 0 mm/s(B) 2/2 T & 4.44 mm/s(C)212 π & 2π mm/s(D) 2π & 212 π mm/s |
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Answer» (C) 2√2π and 2π mm/s |
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