Mechanical Engineering > GATE 2024 > Punching
A blanking operation is performed on C20 steel sheet to obtain a circular disc having a diameter of 20 mm and a thickness of 2 mm. An allowance of 0.04 is provided. The punch size used for the operation is _________ mm (rounded off to 2 decimal places).

Correct : 19.92

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Related Topics

blanking operation C20 steel circular disc punch size mechanical engineering gate 2024 GATE ME 2024 question punch diameter calculation steel blanking circular disc thickness allowance in machining

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