Q. A stripper-plate machine is used to draw the pattern from the mould.

View solution

Q. The adhesiveness is the property of a sand due to which

View solution

Q. Projection welding is a

View solution

Q. The brass and bronze are welded by __________ flame.

View solution

Q. When the dimension is expressed as , then the tolerance is

View solution

Q. For smoothing and cleaning out depressions in the mould, a __________ is used.

View solution

Q. The punch and die set up is __________ for punching and piercing operation.

View solution

Q. The instrument used to measure external and internal diameter of shafts, thickness of parts and depth of holes, is

View solution

Q. When more volume of acetylene and less volume of oxygen is supplied, then a __________ flame is obtained.

View solution

Q. The operation of producing cup shaped parts from flat sheet metal blanks by bending and plastic flow of metal, is known as

View solution

Q. In a simple die

View solution

Q. Seam weiding is a

View solution

Q. For gas welding, the pressure desired at the welding torch for oxygen is

View solution

Q. Hot piercing is extensively used for making bolts and nuts.

View solution

Q. When the molten metal is fed in the cavity of a metallic mould by gravity, the method of casting is known as

View solution

Q. The welding process used to join the ends of two pipes of uniform cross-section, is

View solution

Q. In a four high rolling mill, the diameter of backing up rolls is __________ the diameter of working rolls.

View solution

Q. The hot working of metals is carried out

View solution

Q. When the file is moved to and fro over the work, it is known as

View solution

Q. For arc welding

View solution