15.

16.

17.

18.

19.

20.

21.

22.

Which surface finishing operation is done on the opposite measuring faces of slip gauge
blocks to make it flat and parallel ?

(^) Grinding (B) Lapping
(C) Electroplating (D) Machining

Pick out the wrong statement/statements about the purpose of holes drilled across the
body of a sine bar ?

1. Reduce weight

‎Facilitate clamping on angle plate‏ .لز

‎iii. Insert round pin for measuring
(A) i &ii Only (B) All the above (i, ii & iii)
(C) मी Only (0) iOnly

‎In the tolerance size, ‘20H7’, the number 7 denotes
(^) Grade of tolerance (B) Basic size
(C) Fundamental deviation (D) Actual size

‎Which key positions itself in the key way to accommodate the hub to have an easy
assembling ?

‎(^) Feather Key (8) JibKey
(C) Hollow Saddle Key (D) Woodruff Key

‎Name the rivet used in light assembly, where riveting is done by hammering ?
(A) Countersink head (B) Conical head
(C) Pan head (D) Bifurcated

‎fixture is used for parts that require machining on evenly spaced surfaces ?
(A) Indexing Fixture ‏رمق‎ Plate Fixture
(C) Angle Plate Fixture (D) Vice jaw Fixture

‎Identify the wrong statement/ statements about the refractory material “Dinas Bricks” ?
1. They are made from ground quartz
ii. 07 are also called quartz bricks.
iii. They can withstand sudden temperature changes.
(A) i Only (8) 1 Only
(C) i&ii Only (D) All the above (i, ii & iii)

‎Which of the following part of an anvil is used for bending and rounding operations ?
(൧) Beak (B) Face
(C) Hardie Hole (D) Round Hole

‎5 ‏رت‎
‎[P.T.O.]