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With a punch for which the maximum crushing stress is 4 times the maximum shearing stress of the plate, the biggest hole that can be punched in the plate would be of diameter equal to

[A].	1/4 x thickness of plate	[B].	1/2 x thickness of plate
[C].	Plate thickness	[D].	2 x plate thickness
[E].	4 x plate thickness

Answer: Option C

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