The expansion of fuel in a four stroke cycle diesel engine
A. Starts at 15° before top dead center and ends at 30° after top dead center
B. Starts at top dead center and ends at 30° after top dead center
C. Starts at 15° after top dead center and ends at 30° before bottom dead center
D. May start and end anywhere
Answer: Option C
Solution(By Examveda Team)
The expansion of fuel in a four stroke cycle diesel engine Starts at 15° after top dead center and ends at 30° before bottom dead centerEngine pistons are usually made of aluminium alloy because it
A. Is lighter
B. Wear is less
C. Absorbs shocks
D. Is stronger
The reason for supercharging in any engine is to
A. Increase efficiency
B. Increase power
C. Reduce weight and bulk for a given output
D. Effect fuel economy
Morse test can be conducted for
A. Petrol engines
B. Diesel engines
C. Multi cylinder engines
D. All of these
The cetane (C16H34) which is a straight chain paraffin, is assigned a cetane number of
A. 0
B. 50
C. 100
D. 120
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