Nickel as a material of construction
A. Is used as an alloying element for both ferrous & non-ferrous alloys
B. Is paramagnetic below 415°C (its Curie temperature)
C. Dimagnetic
D. Has a body centred cubic (bcc) crystal lattice structure
Answer: Option A
This Question Belongs to Chemical Engineering >> Materials And Construction
In drop forging process, the forging is done by dropping the __________ at high velocity.
A. Hammer
B. Workpiece
C. Die with hammer
D. Weight on hammer
Most of the common metals have __________ crystal structure.
A. Cubic
B. Hexagonal
C. Orthorhombic
D. None of these
Chrome vanadium steels usually contain 0.8 to 1.1% Cr, 0.25 to 0.35% C and < 0.25% V. It is
A. Used for making axle & shafts of aeroplanes, automobiles and locomotives
B. Having poor fatigue resistance
C. Having poor toughness
D. Not helpful in producing cleaner steel due to oxidising action of vanadium
Join The Discussion