1) Punch used for punching on marking lines is ............
center punch
prick punch
dot punch
bell punch
2) The caliper meant for measuring the width of a slot is ..............
outside caliper
odd leg caliper
jenny caliper
inside caliper
3) For cutting thin tubing, the most suitable pitch of the hacksaw blade is ..........
0.8 mm
1.4 mm
1.8 mm
1 mm
4) The vice clamps are used to ...........
protect hard jaws
protect the finished surfaces
clamp the workpieces rigidly
prevent the movable jaw being filed
5) A double cut file has two rows of teeth, cut diagonal to each other. The first-row teeth cuts at an angle of ...............
65°
70°
80°
75°
6) Which chisel is used to separate metals after chain drilling?
Diamond point chisel
Flat Chisel
Crosscut chisel
Web chisel
7) After setting, the work can be turned over with the box enabling further marking out or machining. Name the type of angle plate.
Slotted type angle plate
Plain solid angle plate
Swivel type angle plate
Box angle plate
8) Identify the file having a flat, triangular face with teeth on the wide face only used for finishing sharp corners.
Crossing file
Mill saw file
Barrette file
Riffle file
9) The property of metal, which allows the metal to draw into wire is known as .........
ductility
toughness
elasticity
malleability
10) Choose the best device to hold and locate a round bar for drilling.
Adjustable locator
Pin locator
Wedge type location
‘V’-block
11) formula for finding rpm for drilling, where V= cutting speed in m/mm. D = diameter of the drill in mm.
12) The bench vices are specified by .......
the width of the jaw
the length of the fixed jaw
the moving distance of movable jaw
the length of the spindle
13) The convexity of files helps ................
to prevent rounding of edges of work
the file to become straight when pressure is applied
to file convex surfaces
to file concave surfaces
14) The depth micrometer is used for the measurement of a wide range of sizes because ..............
it has a very lengthy spindle
it has a length graduated sleeve
it has adjustable stock for different size settings
it has a number of extension rods for the different range of sizes
15) The purpose of tempering a hardened steel component is for ...............
increasing its hardness
increasing its ductility
increasing its toughness
reducing its brittleness
16) Which drilling machine is suitable for drilling more number of holes in different locations without disturbing the job setting?
Bench drilling machine
The electric hand drilling machine
Pillar drilling machine
Radial drilling machine
17) Anvil beak is used for ............
bending and rounding operations
punching holes in the work
drawing down and cutting off metals
inserting Hardie and stakes
18) Name the forging operation where the length of a piece of metal is reduced and its cross-sectional area is increased:
Drawing out
Upsetting
Drifts
Bolster
19) What is the chemical composition for smith’s fuel in a forge?
Charcoal with the low sulphur content
Charcoal with the high sulphur content
Coke with the high sulphur content
Coke with the low sulphur content
20) Which one of the stake is used to make sharp bends and folding straight edges of sheet metal?
Hatchet stake
Funnel stake
Half moon stake
Creasing iron stake
21) Which one of the following is used when ‘sinking’ a bead on a straight edge of the sheet?
Horse
Hatchet stake
Round bottom stake
Planishing anvil
22) The important elements in soft solder are...
tin and zinc
tin and copper
lead and zinc
tin and lead
23) Diluted hydrochloric acid is used as a flux for soldering ................
copper sheets
brass sheets
galvanised iron sheets
stainless steel sheets
24) Copper is used for soldering iron because
it can prevent corrosion
its melting point high
it is a good conductor of heat
it is highly resistant to wear
25) A gap between two sheets was noticed after riveting. This defect is caused due to ...........
the rivet being too long
short rivet length
improper use of rivet set
oversized drilled hole
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