- (A) Copper
- (B) Steel
- (C) Zinc
- (D) Aluminium
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- (A) Sinter
- (B) Coke
- (C) Iron ore
- (D) Limestone
- (A) Zinc, copper & nickel
- (B) Cobalt, chromium & tungsten
- (C) Zinc, aluminium & nickel
- (D) Nickel, cobalt & vanadium
- (A) Uranium – 233 : Fertile material
- (B) Binding energy : Mass defect
- (C) Scattering: Absorption cross-section
- (D) Number of nucleons : Mass number
- (A) Partial pressure of water vapour is less than the total pressure
- (B) Humidity is < 100% & dew point temperature of air has not reached
- (C) Dew point temperature of air has not reached & air is not saturated fully
- (D) Air is fully saturated
- (A) 2
- (B) 3
- (C) 0.8
- (D) 6
- (A) Precipitation of sulphur takes place
- (B) H2SO3 is formed
- (C) Oleum is formed
- (D) None of these
- (A) Complete unity of command exists in a line organisation
- (B) Line organisation is net suitable for expansion and growth of an industry
- (C) In line and staff organisation, “line” executes and “staff directs
- (D) None of these
- (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) Carbon and other alloying elements get oxidised from the weld pool
- (B) Excessive ferrite forms in the heat affected zone leading to poor toughness of the weld
- (C) Martensite forms in the heat affected zone leading to poor toughness/ductility of the weld
- (D) Segregation of carbon and other element occurs in the weld pool leading to poor properties of the weld
