1) What happens when the lock nut in the vernier calliper is not tightened after taking the measurement?
Vernier will slide and dimensions will change
Vernier will not slide and dimensions will change
Vernier will slide and dimensions are same
Thumb lever will not work
2) The main cause of rough holes during drilling is .............
drill point not in centre
drill is not sharp
feed rate is too high
point angle is incorrect
3) What is the use of beak in an anvil?
Cutting off
Upsetting
Bending
Drawing
4) Which tool is used to enlarge a previously punched hole in forging?
Drift
Drill
Tap
Reamer
5) Which type of brick is used in building furnaces?
Standard brick
Fireclay brick
Ordinary brick
Wire cut bricks
6) Which is most commonly used stake in sheet metal work?
Funnel stake
Bick iron stake
Half moon stake
Round bottom stake
7) A stamping process that produces a shallow relief design on sheet metal is ....................
forming
triangulation
embossing
tinning
8) The process by which the edges of the sheets are made stronger and rigid is .................
over lapping parts
brazing
beading
edge stiffening
9) What is the colour of Tin?
Yellow
Soft bluish grey metal
Silver white
Reddish brown
10) Mention the type of stake joint in which alternate clips are folded in opposite direction?
Parallel stake joint
Inclined stake joint
Zig-zag stake joint
Straight stake joint
11) What type of seam can be used to join a collar to a flange without using solder or screw or rivets?
Snap lock seam
Dovetail seam
Pitts burg seam
Cleat seam
12) Hollow saddle key is used only to transmit ................
medium transmission
very high transmission
high transmission
light duty transmission
13) The key is a machine component used to .....
control the speed
lock the machine
transmit relative motion
start the machine
14) How many millimetres are there in 0.1 inch?
25.4
2.54
0.0254
0.254
15) As per BIS, hot rolled steel flats are designated (in the order of sequence) by
ISF x thickness x Width as per IS 1731
Width x thickness x ISF as per IS 1731
ISF x width x thickness as per IS 1731
Width x ISF x thickness as per IS 1731
16) Which type of metal should be used in soldering purpose?
Iron
Brass
Bronze
Copper
17) Ammonium chloride is used as a flux for soldering ............
Steel
Aluminium
Stainless steel
Galvanized iron
18) What is the defect, if the rivet tends to bend and deform?
Too much force applied while riveting
Hole too large
Burrs in drilling
Rivet length too long
19) The movable jaw of a bench vice does not open out even though the handle is rotated. What is the reason?
The spring is not functioning
The spindle pin is broken
The jaws are over tight
The threads are slightly worm out
20) While sawing metal with hand hacksaw, generally the blade breaks due to ...........
the blade being tightened too much
the teeth being worn out
generation of heat
the twist given while sawing
21) The steel rule is graduated in 10 mm, 5 mm, 1 mm and 0.5 mm. The reading accuracy of the steel rule is ..........
0.1 mm
0.5 mm
0.2 mm
0.6 mm
22) Try square is used to set work pieces at right angles on .............
surfaces
work holding devices
machines
stock
23) A drift is used for ...............
removing the drill from the machine spindle
drawing a drill location
removing a broken drill from the work
fixing chuck on the machine spindle
24) The size of the dividers are specified by .......
distance between the points when fully opened
length of legs without points
the distance between the pivot and the point
total length of legs
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