1) The point angle of the prick punch is...
45°
80°
60°
30°
2) The size of the engineers vice is specified By ........
maximum opening of the jaws
the width of the jaws
length of the movable jaw
the height of the jaws
3) The coarse pitch length of the hacksaw blade is ................
1mm
2mm
1.4mm
1.8mm
4) The standard length in the hacksaw blade is
275 mm & 325 mm
265 mm &315 mm
200 mm & 275 mm
250 mm & 300 mm
5) Name the file for making internal curved surfaces.
Triangular file
Knife edge file
Half round file
Square file
6) The shape of files is stated by ..................
width
length
cross section
thickness
7) Name the files for making narrow grooves square file
Round file
Square file
Knife edge file
Triangular file
8) Surface plates are made of .............
wrought iron
high grade cast steel
alloy steel
fine-grained cast iron
9) ‘V’ blocks of grade ‘B’ are made of ..........
cast iron
steel
mild steel
cast steel
10) The included angle of the groove of ‘V’ block is always …..
90°
140°
60°
120°
11) The slots on the angle plate are given for …..
lifting using hocks
aligning the work
accommodating bolts
reducing weight
12) Parallel blocks are used for ...........................
marking parallel lines along an edge
leveling machine tools
cutting parallel keys
setting workplace horizontal
13) The firm-joint calipers and sprint joint calipers are differentiated by .......................
the slope at the head
type of joint
type of adjustment
the slope at the leg
14) Cutting angle of the chisel for chipping mild steel is ...........
65°
55°
35°
45°
15) The caliper meant for measuring the diameter of the shaft is ................
inside caliper
out side caliper
odd leg caliper
jenny caliper
16) The chisel will dig into the material when ....................
the angle of inclination is low
the angle of inclination is more
the clearance angle is too low
the rake angle is more
17) Which one of the following mechanical properties enables a metal to be made into thin sheets?
Hardness
Toughness
Ductility
Malleability
18) While heating, which color indicates that the mild steel is ready for forging?
Dark cherry red
Yellow red
White
Light yellow
19) The hacksaw frame in which more than one standard size of the blade can be fitted is called ...................
adjustable hacksaw frame
fixed hacksaw frame
deep cutting hacksaw frame
tabular hacksaw frame
20) Which one is not the marking media used on the machined work surface?
Copper sulphate solution
Copper sulphate solution
Prussian blue
Chalk powder mixed with spirit
21) Name the instrument to measure the wall thickness of the hydraulic pipe.
Outside micrometer
Tube micrometer
Depth micrometer
Inside micrometer
22) Name the instrument to measure the height of block step.
Depth micrometer
Tube micrometer
Inside micrometer
Outside micrometer
23) In the heat treatment, the sudden cooling of plain carbon steel after attaining the upper critical temperature is to ...........
increase toughness
improve machinability
increase the hardness
reduce the brittleness
24) The property of metal by which it can be brought back to its original shape after the applied force is released is known as .............................
brittleness
elasticity
tenacity
malleability
25) Determine the least count when one main scale equal to 1 mm and one vernier division equal to 9/10.
0.10 mm
1.00 mm
0.001 mm
0.01 mm
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