Materials And Construction - Study Mode
[#441] Amount of energy that a material can absorb before its fracture is a measure of its
Correct Answer
(A) Toughness
[#442] Residual magnetism in steel for magnets is increased by the addition of
Correct Answer
(B) Cobalt
[#443] Lead pipes are not safe for carrying drinking water because water containing dissolved oxygen attacks lead thereby forming poisonous Pb(OH) 2 . Lead pipes are readily corroded by
Correct Answer
(B) Acetic acid
[#444] Lead pipes are not safe for carraying drinking water, because water, containing dissolved oxygen attacks lead thereby forming poisonous Pb(OH) 2 . Lead pipes are readily corroded by
Correct Answer
(B) Acetic acid
[#445] To improve the machinability of steel by its softening, it is subjected to
Correct Answer
(B) Annealing