Lakshya Education MCQs

Question: The working pressure and temperature inside the cylinder of an internal combustion engine is _________ as compared to a steam engine.
Options:
A. Low
B. Very low
C. High
D. Very high
Answer: Option D
Explanation :

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More Questions on This Topic :

Question 1. The following volume of air is required for consuming 1 liter of fuel by a four stroke engine
  1.     1 m3
  2.     5 m3
  3.     56 m3
  4.     910 m3
Answer: Option D
Explanation :
Question 2. Which of the following is not an intern’s combustion engine?
  1.     2-stroke petrol engine
  2.     4-stroke petrol engine
  3.     Diesel engine
  4.     Steam turbine
Answer: Option D
Explanation :
Question 3. Pick up the wrong statement about supercharging
  1.     Supercharging reduces knocking in diesel engines
  2.     There can be limited supercharging in petrol engines because of detonation
  3.     Supercharging at high altitudes is essential
  4.     Supercharging results in fuel economy
Answer: Option D
Explanation :
Question 4. Thermal efficiency of a two stroke cycle engine is _________ a four stroke cycle engine.
  1.     Equal to
  2.     Less than
  3.     Greater than
  4.     None of these
Answer: Option B
Explanation :
Question 5. Thermal efficiency of a two stroke cycle engine is _________ a four stroke cycle engine.
  1.     Equal to
  2.     Less than
  3.     Greater than
  4.     None of these
Answer: Option B
Explanation :
Question 6. Theoretically, a four stroke cycle engine should develop _________ power as that of a two stroke cycle engine.
  1.     Half
  2.     Same
  3.     Double
  4.     Four times
Answer: Option A
Explanation :

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