The shrinkage allowance for cast iron pattern is________________?
The shrinkage allowance for cast iron pattern is________________?
A. 15 mm/m
B. 20 mm/m
C. 26 mm/m
D. 10 mm/m
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In spot welding, the spacing between two spot weld should not be less than _______________?
In spot welding, the spacing between two spot weld should not be less than _______________?A. d
B. 1.5d
C. 3d
D. 6dA neutral flame is obtained by supplying___________________?
A neutral flame is obtained by supplying___________________?A. more volume of acetylene and less volume of oxygen
B. equal volumes of oxygen and acetylene
C. more volume of oxygen and less volume of acetylene
D. none of the aboveThe cold working of metals is carried out_________________?
The cold working of metals is carried out_________________?A. below the recrystallisation temperature
B. at the recrystallisation temperature
C. at any temperature
D. above the recrystallisation temperatureIn a _____________ , both cutting and non-cutting operations are performed at one station of the press in every stroke of the ram?
In a _____________ , both cutting and non-cutting operations are performed at one station of the press in every stroke of the ram?A. progressive die
B. simple die
C. compound die
D. combination dieLancing is the operation of _________________?
Lancing is the operation of _________________?A. cutting a sheet of metal through part of its length and then bending the cut portion
B. removal of metal to the desired shape from the edge of a plate
C. cutting a sheet of metal in a straight line along the length
D. bending a sheet of metal along a curved axisThe operation of straightening a curved sheet metal, is known as____________________?
The operation of straightening a curved sheet metal, is known as____________________?A. squeezing
B. coining
C. planishing
D. drawing