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MCQs

Total Questions : 1124 | Page 109 of 113 pages
Question 1081. 1. The term scavenging is generally associated with
  1.    2-Stroke Cycle Engines
  2.    4-Stroke Cycle Engines
  3.    High Efficiency Engines
  4.    Diesel Engines
 Discuss Question
Answer: Option C. -> High Efficiency Engines
Question 1082. 3. The cam shaft of a four stroke I.C. engine running at 1500 rpm will run at
  1.    1500 Rpm
  2.    750 Rpm
  3.    3000 Rpm
  4.    Any Value Independent Of Engine Speed
 Discuss Question
Answer: Option B. -> 750 Rpm
Question 1083. 2. In diesel engine, the compression ratio in comparison to expansion ratio is
  1.    Same
  2.    Less
  3.    More
  4.    Variable
 Discuss Question
Answer: Option C. -> More
Question 1084. 0. Polymerisation is a chemical process in which molecules of a compound become
  1.    Larger
  2.    Slowed Down
  3.    Smaller
  4.    Liquid
 Discuss Question
Answer: Option A. -> Larger
Question 1085. 5. Most high speed compression engines operate on
  1.    Otto Cycle
  2.    Diesel Cycle
  3.    Dual Cycle
  4.    Carnot Cycle
 Discuss Question
Answer: Option C. -> Dual Cycle
Question 1086. 4. Engine pistons are usually made of aluminium alloy because it
  1.    Is Lighter
  2.    Wears Less
  3.    Absorbs Shocks
  4.    Is Stronger
 Discuss Question
Answer: Option A. -> Is Lighter
Question 1087. 6. The specific fuel consumption of a petrol engine compared to diesel engine of same H.P. is
  1.    Same
  2.    More
  3.    Less
  4.    Less Or More Depending On Operating Conditions
 Discuss Question
Answer: Option B. -> More
Question 1088. 7. A diesel engine as compared to petrol engine (both running ar rated load) is
  1.    More Efficient
  2.    Less Efficient
  3.    Equally Efficient
  4.    Unpredictable
 Discuss Question
Answer: Option A. -> More Efficient
Question 1089. 0. Which of the following is false statement. Some of the methods used to reduce diesel smoke are as follows
  1.    Using Additives In The Fuel
  2.    Engine Derating I.E. Reducing The Maxi-Mum Flow Of Fuel
  3.    Increasing The Compression Ratio
  4.    Adherence To Proper Fuel Specification
 Discuss Question
Answer: Option C. -> Increasing The Compression Ratio
Question 1090. 8. The size of inlet valve of an engine in comparison to exhaust valve is
  1.    More
  2.    Less
  3.    Same
  4.    More/Less Depending On Capacity Of Engine
 Discuss Question
Answer: Option B. -> Less

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