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Question

The handle of a nutcracker is 18 cm long and a nut is placed 2 cm from its hinge if a force of 36 kgf is placed on the nut it will crack .calculate the force which has to be applied at the end of the handle to crack the nut.

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Solution

Dear Student

Effort arm =18 cm = 18 /100 m
Effort E = 36 kgf

Load arm = 2 cm = 2 / 100

Load = L (Assume)
L x load arm = E x effort arm
L x load arm = E x effort arm
L x 2 / 100 = 36 x 18 / 100
L = 648 / 100 x 100 / 2 = 324 Kgf

Regards

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