Striking tool
Planing tool
Boring tool
Marking tool
D. Marking tool
Results in a mismatching of the top and bottom parts of a casting
Results in general enlargement of the casting
Occurs near the ingates as rough lumps on the surface of a casting
Occurs as sand patches on the upper surface of a casting
Drag
Cheek
Cope
None of these
Is a two man saw
Is used for cutting along the grains of wood
Has a narrow blade with two wooden handles
All of the above
Length
Material
Width
Number of teeth
10 mm/m
16 mm/m
20 mm/m
26 mm/m
Rough file
Bastard file
Second cut file
Smooth file
Hardened
Tempered
Hardened and tempered
Case hardened
Melting pot is separate from the machine
Melting pot is an integral part of the machine
Melting pot may have any location
High temperature and pressure is used
Carbon arc welding
Submerged arc welding
TIG arc welding
MIG arc welding
Form internal cavities in the casting
Improve mould surface
Form a part of a green sand mould
All of these
Drawing
Extrusion
Rolling
Extrusion and rolling
Light in weight
Easy to work
Corrosion resistant
All of these
One is working roll and three are backing up rolls
Two are working rolls and two are backing up rolls
Three are working rolls and one is backing up roll
All of the four are working rolls
Deliver molten metal into the mould cavity
Act as a reservoir for the molten metal
Feed the molten metal to the casting in order to compensate for the shrinkage
Deliver the molten metal from pouring basin to gate
Direct current with straight polarity is used
Direct current with reversed polarity is used
Alternating current is used
Any one of these
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
7 to 103 kN/m²
70 to 280 kN/m²
280 to 560 kN/m²
560 to 840 kN/m²
Drawing down
Upsetting
Spinning
Peening
Spot welding
Seam welding
Projection welding
Upset butt welding
It evolves a great amount of steam and other gases
The sand grains stick together
It clings to the sides of a moulding box
None of these
Green sand
Dry sand
Loam sand
Parting sand
Shift
Sand wash
Swell
Scab
Equal to
Smaller than
Larger than
None of these
10 mm/m
16 mm/m
20 mm/m
26 mm/m
Refining grain size
Reducing original block into desired shape
Controlling the direction of flow lines
All of these
t
1.5 t
3 t
6 t
At the same speed and in the same direction
At the same speed but in opposite direction
At different speeds and in the same direction
At different speeds and in the opposite direction
Black colour
White colour
Maroon colour
Yellow colour
Rectangular
Square
Hexagonal
Octagonal
The upper and middle rolls rotate in the same direction whereas the bottom roll rotates in opposite direction
The upper and bottom rolls rotate in the same direction whereas the middle roll rotates in opposite direction
The bottom and middle roll rotate in the same direction
Any one of the above