A force of 5 kgf is required to cut a metal sheet. A shears used for cutting the metal sheet has its blades
A force of 5 kgf is required to cut a metal sheet. A shears used for cutting the metal sheet has its blades 5 cm long, while its handles is 10 cm long. What effort is needed to cut the sheet?
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Effort arm = 10 cm
Load arm = 5 cm
Mechanical advantage = M.A = Effort arm/Load arm = 10/5 = 2
Load = 5kgf
Effort = Load/M.A = 5/2 = 2.5 kgf
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