Ring
Plug
Feeler
None of these
C. Feeler
Same as
Less than
More than
None of these
TIG welding
MIG welding
Manual arc welding
Submerged arc welding
Hot rolling
Hot drawing
Hot piercing
Hot extrusion
Light in weight
Easy to work
Corrosion resistant
All of these
Stainless steel
Aluminium
Copper
Brass
Poor surface finish is produced
Scale is formed on the metal surface
Close tolerances cannot be maintained
All of these
8
12
18
20
Ram the sand harder at the pattern face with decreasing hardness towards the back of the mould
Ram the sand harder at the back of the mould and softer on the pattern face
Produce uniform sand hardness throughout the mould
Produce uniform packing of sand in the mould
Nominal size
Basic size
Actual size
Tolerance
Neutral
Oxidising
Carburising
All of these
Actual deviation
Upper deviation
Lower deviation
Fundamental deviation
Cast iron
Mild steel
High speed steel
Cast tool steel
Grinding the cutting edges sharp
Increasing the hardness of tool
Providing shear on tool
Increasing the hardness of die
±0.05 mm
+0.2 mm
+05 mm
+1 mm
Same
Similar
Different
None of these
400°C
600°C
800°C
None of these
Grain structure is distorted
Strength and hardness of metal increases
Close dimensional tolerance can be maintained
All of the above
Black colour
White colour
Maroon colour
Yellow colour
Less than 3 mm
5 to 10 mm
12.5 mm
Above 25 mm
+0.05 mm
±0.2 mm
+0.5 mm
±1 mm
Charcoal and iron oxide
Charcoal and aluminium
Iron oxide and aluminium
Charcoal, iron oxide and aluminium
Aluminium
Wax
Lead
All of these
At the recrystallisation temperature
Below the recrystallisation temperature
Above the recrystallisation temperature
At any temperature
Increasing the cross-section of a bar
Reducing the cross-section of a bar
Joining the two surfaces of metal under pressure after heating
Bending of a bar
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
Refining grain size
Reducing original block into desired shape
Controlling the direction of flow lines
All 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
Shift
Sand wash
Swell
Scab
Zinc diffusion process
Process of coating zinc by hot dipping
Process used for making thin phosphate coating on steel
None of the above
Collapsibility
Permeability
Cohesiveness
Adhesiveness