Engineering

A. Tensile strength

B. Compressive strength

C. Young’s modulus

D. Thermal co-efficient of expansion

A. Martensitic steels are less susceptible to pitting corrosion than austenitic steels

B. Pitting corrosion is usually very localised

C. Hydrogen embrittlement is facilitated by tensile stress

D. Stress corrosion cracking is facilitated by tensile stress

A. Cast iron

B. Soft brass

C. Round specimen of ductile metal

D. Flat tensile specimen of ductile metal

A. Cast iron

B. Mild steel

C. Wrought iron

D. Copper alloys

A. Oxide only

B. Sulphate only

C. Oxide and sulphate

D. Dependent on temperature and partial pressure of oxygen & sulphur dioxide

A. C₂H₂

B. SiCl₄

C. P₂O₅

D. PCl5

A. Flatness

B. Angle

C. Rotor balancing

D. Roughness

A. Load & elongation

B. Engineering stress & strain

C. True stress & strain

D. Poisson’s ratio & Young’s modulus

A. 0.09

B. 0.3

C. 0.57

D. 0.94

A. Non-sparking & non-magnetic

B. High strength

C. Precipitation hardenable

D. Corrosion resistant