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A sheet metal 2 mm thick having a shear strength of 40 kg/cm2 is to receive a punch hole of 35 mm diameter. The force required to make the punching will be

[A].	17,600 kg	[B].	12,540 kg
[C].	88 kg	[D].	4400 kg
[E].	2200 kg

Answer: Option C

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