A man can open a nut by applying a force of 75 kgf by using a lever of handle of 0.5 m. What should be length of the lever of another handle, if the force required to open the nut is 45 kgf?
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Explanation:
Equating the torque in both the cases:
E1L1 = E2L2
150 × 0.4 = L2 × 60
1.0 m
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