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36. When a force of 6.0 N is exerted at 30 degree to a wrench at a distance of 8 cm from the nut, it is just able to loosen the nut. What force F would be sufficient to loosen it, if it acts perpendicularly to the wrench at 16 cm from the nut

(a)  3 N

(b)  6 N

(c)   4 N

(d)  1.5 N

Ans. d

(5)

5/5 - (1 vote)

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