The property of material by which it can be rolled into sheets is called
A.Plasticity
B.Elasticity
C.Malleability
D.Ductility
E.Creep
Category: Engineering Materials Mcqs
German silver is an alloy of
A.Nickel, copper and zinc
B.Silver, copper and niclel
C.Silver, copper and lead
D.Silver, gold and platinum
E.Silver with impurities below 1%
Which of the following class of materials are good conductors of heat and electricity?
A.Metals
B.Ceramics
C.Polymers
D.Dielectries
A non-crystalline polymer which can be stretched to more than twice its original length and which contracts quickly on releasing the load, is known as
A.copolymer
B.dilatant
C.plastic
D.elastomer
Polyethylene is produced by
A.Condensation polymerization
B.Addition polymerization
C.Colpolymerization of ethylene monomers
D.None of the above
When a normal atom loses an electron, the atom
A.Becomes a positive ion
B.Becomes a negative ion
C.Becomes a electrically neutral
D.Is then free to move about
E.None of the above
Spring steel sections are originally applied in
A.Hardened condition
B.Hardened and tempered condition
C.Annealed condition
D.Carburized condition
E.None of the above
In cast irons
A.Impact strength is high
B.With static loading the strength in tension is higher than that in compression
C.With static loading the strength in tension is lower than that in compression
D.(A) and (B) above
E.(A) and (C) above
Which of the following metals has high tendency to get work hardened?
A.Brass
B.Silver
C.Copper
D.Lead
E.Aluminium
