A. squeezing
B. coining
C. planishing
D. drawing
The operation of straightening a curved sheet metal, is known as____________________? Read More »
Workshop Technology A. accuracy in dimensions is not possible otherwise
B. surface finish improves after every drawing stage
C. it is not possible to reduce at one stage
D. annealing is needed between stages
Tandem drawing of wires and tubes is necessary because_________________? Read More »
Workshop Technology A. 15 mm/m
B. 20 mm/m
C. 26 mm/m
D. 10 mm/m
The shrinkage allowance for cast iron pattern is________________? Read More »
Workshop Technology A. d
B. 1.5d
C. 3d
D. 6d
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 axis
Lancing is the operation of _________________? Read More »
Workshop Technology A. below the recrystallisation temperature
B. at the recrystallisation temperature
C. at any temperature
D. above the recrystallisation temperature
The cold working of metals is carried out_________________? Read More »
Workshop Technology 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 above
A neutral flame is obtained by supplying___________________? Read More »
Workshop Technology A. progressive die
B. simple die
C. compound die
D. combination die
A. both forward and return strokes
B. forward stroke
C. return stroke
D. none of these
A file removes the metal during___________________? Read More »
Workshop Technology