The operation of cutting holes in sheet by a press is known as
A) Punching
B) Shearing
C) Slitting
D) Drilling
E) Trimming
Correct Answer:
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Q15: Hard, tough, fragile and heat sensitive metals
Q16: In which grinding operation the peripheral speed
Q17: Which of the following pattern can be
Q18: When the capacity of a power press
Q19: Which of the following welding process is
Q21: The sheet metals which can be cut
Q22: Chip breakers are used while machining
A)ductile materials
B)brittle
Q23: Usually the range of an instrument is
Q24: The weight of hammers used in a
Q25: Core prints are provided to
A)Form seat to
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