330. Polymerisation is a chemical process in which molecules of a compound become
A.Larger
B.Slowed Down
C.Smaller
D.Liquid

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331. The term scavenging is generally associated with
A.2-Stroke Cycle Engines
B.4-Stroke Cycle Engines
C.High Efficiency Engines
D.Diesel Engines

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332. In diesel engine, the compression ratio in comparison to expansion ratio is
A.Same
B.Less
C.More
D.Variable

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333. The cam shaft of a four stroke I.C. engine running at 1500 rpm will run at
A.1500 Rpm
B.750 Rpm
C.3000 Rpm
D.Any Value Independent Of Engine Speed

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334. Engine pistons are usually made of aluminium alloy because it
A.Is Lighter
B.Wears Less
C.Absorbs Shocks
D.Is Stronger

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335. Most high speed compression engines operate on
A.Otto Cycle
B.Diesel Cycle
C.Dual Cycle
D.Carnot Cycle

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336. The specific fuel consumption of a petrol engine compared to diesel engine of same H.P. is
A.Same
B.More
C.Less
D.Less Or More Depending On Operating Conditions

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