Production Engineering

6
  The dressing and truing of grinding wheel are done with the same tools but not for the same purpose.
A. Agree
B. Disagree

7

The angle between the face of the tool and a line tangent to the machined surface at the cutting point is called cutting angle.

A. Correct
B. Incorrect

8

In a centre lathe, the cutting tool is fed in __________ with reference to the lathe axis.

A. cross direction only
B. longitudinal direction only
C. both cross and longitudinal direction
D. any direction

9

The cutting speed for drilling __________ with high speed steel drills is 24 to 45 m/min.

A. mild steel
B. copper
C. aluminium
D. brass

10

  Which of the following statement is correct about nose radius?

A. It improves tool life
B. It improves the surface finish
C. both (a) and (b)
D. none of these