- (A) Monel metal
- (B) Dow metal
- (C) German silver
- (D) Babbitt metal
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- (A) Meehanite
- (B) Magnalium
- (C) Gun metal
- (D) Muntz metal
- (A) Ductility
- (B) Brittleness
- (C) Toughness
- (D) Malleability
- (A) Anhydrous ammonia
- (B) Aromatic solvents
- (C) Synthetic detergent solution
- (D) None of these
- (A) Dilute HCI
- (B) Acetic acid
- (C) Concentrated H2SO4
- (D) None of these
- (A) Suppresses the decomposition of Fe3C
- (B) Increases the formation of graphite
- (C) Increases the contraction of the metal
- (D) Reduces its fluidity
- (A) Harden the surface
- (B) Increase its glossiness and lustre
- (C) Prevent the action of water
- (D) Prevent the action of oxygen
- (A) Eutectic
- (B) Recrystallisation
- (C) Upper critical
- (D) Lower critical
- (A) Invar
- (B) Constantan
- (C) Chromel
- (D) Alumel
- (A) Steel
- (B) Cast iron
- (C) Brass
- (D) Gun metal
