10.

11.

12.

13.

14.

Which drilling machine is used for performing operations such as drilling, reaming and
tapping many holes ina specific unit at one time ?

(A) Pillar Drilling Machine

(B) Gang Drilling Machine

(C) Multi Spindle Head Drilling Machine
(D) Radial Drilling Machine

Identify the correct statement/statements from the following about counter sinking ?
1. It is used to deburr a hole after drilling.

ii. 1015 done to accommodate countersink rivet heads.

11. ൧ drilled hole can be enlarged by this process.

iv. It is helpful in chamfering the ends of a hole for thread cutting.
(A) i, ii & iii Only ൫ i,ii& iv Only
(0) ii, iii & iv Only (0) All the above (i, ii, iii & iv)
Guide plate is a part of Die?
(^) Circular Split Die (B) Half die
(C) Adjustable Screw Plate Die (D) Die Nut
In an outside micrometer the datum line and graduations are marked on ?
(^) Thimble (B) Barrel
(C) Spindle (D) Frame

Which of the following statements are true about a Vernier Calliper ?
1. It is a precision measuring instrument
ii. Fixed jaws ofa Vernier Callipers are part of the Vernier slide.
iii, The main scale graduations are marked on the beam.
(A) i & ii Only (छ) ii & iii Only
(൭ i&iiiOnly (0) Allthe above (i, ii & iii)

Which instrument is used with Vernier height gauge to check the location of a hole ?
(A) Surface gauge (B) Inside micrometer
(C) Dial indicator (D) Depth gauge

Identify the correct statement/statements from the following about the advantages of
using gauges ?
1. Faster checking of product
1. 1889 dependence on operator skill
11. Economical when compared to measuring instruments
(A) i &ii Only (B) ii & iii Only
(९) 7 (D) All the above ( ii & iii)