Engineering Materials
Corrosion resistance of steel is increased by addition of

Tungsten, molybdenum, vanadium, chromium
Chromium and nickel
Sulphur, phosphorus, lead
Vanadium, aluminium

ANSWER DOWNLOAD EXAMIANS APP

Engineering Materials
Stress relaxation is the phenomenon

In which parts are not loaded
In which deformation tends to loosen the joint and produces a stress reduced
In which stress remains constant on increasing load
Stress reduces on increasing load

ANSWER DOWNLOAD EXAMIANS APP