- (A) Carbon tetrachloride
- (B) Sand (40%)
- (C) Mineral oil of high viscosity & specific gravity (1.6)
- (D) None of these
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- (A) Moisture
- (B) Ash
- (C) Volatiles
- (D) Carbon
- (A) Acidic in nature
- (B) Neutral in nature
- (C) Having higher RUL than silica bricks
- (D) Made by mixing 30% Chromite and 70% Periclase
- (A) 45
- (B) 60
- (C) 80
- (D) 95
- (A) 20°
- (B) 40°
- (C) 60°
- (D) 80°
- (A) 5
- (B) 20
- (C) 35
- (D) 55
- (A) 10
- (B) 25
- (C) 50
- (D) 80
- (A) Blast furnace gas
- (B) Coke oven gas
- (C) Sewage gas
- (D) Natural gas
- (A) Gobar gas
- (B) Refinery gas
- (C) Converter gas
- (D) Blast furnace gas
- (A) More than
- (B) Less than
- (C) Equal to
- (D) Either more or less; depends on the type of fuel
