Basic size is 100 mm
Actual size is 100 mm
Difference between the actual size and basic size is 100 mm
None of the above
A. Basic size is 100 mm
Small castings
Large castings
Complicated castings
Large scale production of castings
The hot chamber die casting machine is used for casting zinc, tin, lead and other low melting alloys.
The cold chamber die casting machine is used for casting aluminium, magnesium, copper base alloys and other high melting alloys.
The castings produced by centrifugal casting method have open and coarse grained structure.
All of the above
TIG welding
MIG welding
Manual arc welding
Submerged arc welding
Flat surfaces
Grooves
Keyways
V-shaped grooves
Permanent mould casting
Slush casting
Die casting
Centrifugal casting
Helium gas
Argon gas
Either (A) or (B)
None of these
From left to right
From right to left
First from left to right and then from right to left
Either from left to right or from right to left
Drawing
Rolling
Piercing
Forging
Towards right
Towards left
Alternately towards right and left and every third or fourth left straight
May be bent in any direction
Equal volumes of oxygen and acetylene
More volume of oxygen and less volume of acetylene
More volume of acetylene and less volume of oxygen
None of the above
Two or more operations are performed simultaneously at the single stroke of the ram
Two or more cutting operations are performed at one station of the press in every stroke of the ram
Both cutting and non-cutting operations are performed at one station of the press in every stroke of the ram
None of the above
Collapsibility
Permeability
Cohesiveness
Adhesiveness
Boring
Marking
Cutting
None of these
1 to 5 volts
6 to 10 volts
11 to 20 volts
50 to 100 volts
Same
Similar
Different
None of these
d
1.5d
3d
6d
Plunging
Notching
Slitting
Forming
Neutral flame and rightward technique
Oxidising flame and leftward technique
Neutral flame and leftward technique
Carburising flame and rightward technique
Length
Material
Width
Number of teeth
Drawing
Squeezing
Coining
Planishing
20 mm
20.035 mm
20.025 mm
19.975 mm
7 to 103 kN/m²
70 to 280 kN/m²
280 to 560 kN/m²
560 to 840 kN/m²
0.025 to 3 mm
3 to 5 mm
5 to 8 mm
8 to 10 mm
1800°C
2100°C
2400°C
3200°C
Hold the round bars during marking
Check the trueness of flat surfaces
Locate the centres of round bars
Check the surface roughness
d
1.5 d
3 d
6 d
Compressive stress in the flange
Tensile stress in the wall
Both (A) and (B)
None of these
Strengthened
Sharpened
Set
All of these
Sand slinger
Squeezing machine
Jolt machine
Stripper plate machine
Shift
Sand wash
Swell
Scab