The operation of straightening a curved sheet metal, is known as____________________? A. squeezing B. coiningC. planishing D. drawing

Tandem drawing of wires and tubes is necessary because_________________? 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 stageD. annealing is needed between stages

The shrinkage allowance for cast iron pattern is________________? A. 15 mm/m B. 20 mm/m C. 26 mm/mD. 10 mm/m

In spot welding, the spacing between two spot weld should not be less than _______________? A. d B. 1.5dC. 3d D. 6d

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…

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 temperature

A neutral flame is obtained by supplying___________________? A. more volume of acetylene and less volume of oxygenB. equal volumes of oxygen and acetylene C. more volume of oxygen and less volume of acetylene D. none of the above

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 dieD. combination die

A file removes the metal during___________________? A. both forward and return strokesB. forward stroke C. return stroke D. none of these