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In a lifting machine a weight of 5 kN is lifted through 200 mm by an effort of 0.1 kN moving through 15 m. The mechanical advantage and velocity ratio of the machine are respectively

A. 50 and 75

B. 75 and 50

C. 75 and 75

D. 50 and 50

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Correct Answer :

A. 50 and 75


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