A. suction port and exhaust port
B. transfer port only
C. suction port and transfer port
D. transfer port and exhaust port
E. suction port, exhaust port and transfer port
Related Mcqs:
- The thermal efficiency of a petrol engine of two stroke with crank case scavenging as compared to four stroke petrol engine with same comperssion ratio will be_____________________?
A. higher
B. lower
C. same
D. depends on size of engine
E. unpredictable. - For same power and same speed, the flywheel of a four stroke engine as compared to two-stroke I.C. engine will be________________?
A. smaller
B. bigger
C. same size
D. dependent on other engine parameters
E. unpredictable - For the same size and weight, a two stroke engine as compared to four stroke engine will generate power_________________?
A. about twice
B. about 0.5 times
C. nearly equal
D. about 1.7 times
E. about 5 times - All the four operations in two stroke engine are performed in following number of revolutions of crank shaft______________________?
A. Half
B. One
C. Two
D. Four - Scavenging air is supplied to a two-stroke engine at a density greater than that of atmosphere. This means the engine is__________________?
A. Supercharged
B. Not supercharged
C. Charged
D. Supercharged provided its speed is low - Which of the following medium is compressed in a Diesel engine cylinder __________________?
A. air aione
B. air and fuel
C. air and lub oil
D. fuel alone
E. air, fuel and lub oil - In diesel engine the diesel fuel injected into cylinder would burn instantly at about compressed air temperature of____________________?
A. 250°C
B. 500°C
C. 1000°C
D. 150CPC
E. 2000°C - A 4-stroke diesel engine needs about following amount of air_________________?
A. 75 cc per min. per h.p.
B. 750 cc per min. per h.p.
C. 7500 cc per min. per h.p.
D. 75000 cc per min. per h.p.
E. 750000 cc per min. per h.p - The working cycle in case of four stroke engine is completed in following number of revolutions of crankshaft___________________?
A. 1/2
B. 1
C. 2
D. 4
E. 8 - A two stroke engine is usually identified by__________________?
A. size of flywheel
B. weight of engine
C. type of lubrication system
D. absence of valves
E. location of fuel tank
