Category: Petroleum Refinery Engineering

A. Paraffinic
B. Naphthenic
C. Asphaltic
D. Mixed base

A. Anti-knocking
B. Anti-icing
C. Anti-gum forming
D. Dewaxing

A. 100
B. 0
C. 70
D. ∞

A. Increases coke formation
B. Increases the rate of reaction
C. Produces high octane number gasoline
D. None of these

A. Liquid petroleum gas
B. Liquefied petrol gas
C. Liquid petrol gas
D. Liquefied petroleum gas

A. Gasoline
B. Asphalt
C. Diesel oil
D. Tar

A. Reduce its cost
B. Narrow down its explosion limit
C. Assist in checking its leakage from cylinder
D. Increase its calorific value

A. 85
B. 65
C. 50
D. 98

A. 0.1
B. 1
C. 2.5
D. 3.5

A. Presence of unsaturated air
B. Fluctuation of ambient temperature during day and night
C. Both A. and B.
D. Neither A. nor B.