Pick out the wrong statement

Home / Chemical Engineering / Materials And Construction / Question

Examveda

Pick out the wrong statement.

A. Etal/alloys having hexagonal crystal lattice structure are less malleable than those having cubic crystal lattice structure

B. Etal/alloys having body centred cubic (bcc) crystal lattice structure is stronger & less ductile than those having face centred cubic (fcc) crystal lattice structure

C. Ungsten has a body centred cubic (bcc) crystal lattice structure

D. Oth ferritic & austenitic stainless steel has a face centred cubic (fcc) crystal structure

Answer: Option C

This Question Belongs to Chemical Engineering >> Materials And Construction

Join The Discussion

Related Questions on Materials and Construction

Which of the following is universally employed as the low expansion metal in the bimetallic thermometer, which is an iron-nickel alloy containing 36% nickel and has very low co-efficient of expansion (l/20th of ordinary metals)?

A. Invar

B. Constantan

C. Chromel

D. Alumel

View Answer

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

View Answer

Most of the common metals have __________ crystal structure.

A. Cubic

B. Hexagonal

C. Orthorhombic

D. None of these

View Answer

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

View Answer

More Related Questions on Materials and Construction