- (A) Decreases but dew point remains constant
- (B) Increases but dew point remains constant
- (C) Increases & the dew point decreases
- (D) Decreases & the dew point increases
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- (A) Reduce the speed
- (B) Obtain variable speed
- (C) Increase the speed
- (D) Produce high torque
- (A) Charcoal
- (B) Calcium carbide
- (C) Hydrocarbon oil
- (D) Graphite
- (A) Boiler
- (B) Condenser
- (C) Evaporator
- (D) All
- (A) 70 & 30
- (B) 30 & 70
- (C) 50 & 50
- (D) 90 & 10
- (A) Forging
- (B) Cold rolling
- (C) Hot rolling
- (D) Casting
- (A) 5
- (B) 15
- (C) 30
- (D) 45
- (A) Easily available
- (B) Not soluble in blood at high pressure
- (C) Lighter than nitrogen
- (D) Completely miscible with oxygen
- (A) Pressure falls below the vapour pressure
- (B) Pressure becomes very high
- (C) Temperature becomes low
- (D) All A, B & C
- (A) 25
- (B) 35
- (C) 55
- (D) 75
