1. Which operation is not performed with a drill machine.
(A) None of these
(B) Tapping
(C) Reaming
(D) Drilling
2. For light drilling which machine is suitable.
(A) Upright drill press
(B) Sensitive drill press
(C) Radial drill press
(D) Gang drilling machine
3. Part to be drilled is placed on:
(A) Table
(B) Guard
(C) Base
(D) Motor
4. Spindle of drill machine rotates within the:
(A) Quill
(B) Column
(C) Head
(D) Base
5. Following statement is true about spindle.
(A) Drill is fitted in it
(B) All are true
(C) Spindle rotates and can reciprocate
(D) Rotated by motor through V-belt
6. Which type of punch is used for enlarging hole on job.
(A) Prick punch
(B) Drift punch
(C) Centre punch
(D) Hollow punch
7. For harder material desired speed may be:
(A) Higher
(B) Only drill size is considered
(C) Does not affect
(D) Slower
8. Which material is drilled dry (without cutting fluid).
(A) Aluminum
(B) Cast iron and brass
(C) Copper
(D) None of them
9. It is good while working on a drill machine:
(A) Wear sleeveless shirt
(B) Leave tool on machine
(C) Step the spindle while rotating
(D) Press hard at the end of cut
10. Which part of drill is held in spindle.
(A) Flute
(B) Body
(C) Shank
(D) Web
11. Lip relief angle is normally:
(A) 120°
(B) 30°
(C) 60°
(D) 45°