Manufacturing Process Questions

Q.  Which of the following statements are true for centreless grinding? 1. Less metal needs to be removed in centreless grinding operation 2. The setup time for centreless grinding operation is small 3. The requirement of wheel adjustment in centreless grinding operation is minimum 4. The centreless grinding operation can be applied equally to both internal and external grinding

a. (1), (2) and (3)
b. (2), (3) and (4)
c. (1), (3) and (4)
d. (1), (2) and (4)


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