1. Mechanical Engineering
  2. Automobile Engineering
  3. Generally speaking for better efficiency...
Q.

Generally speaking for better efficiency of IC engine the valves must

A. open before the beginning of a stroke and close before the end of a stroke
B. open after the beginning of a stroke and close before the end of a stroke
C. open after the beginning of a stroke and close after the end of a stroke
D. open before the beginning of a stroke and close after the end of a stroke
E. None of the above
Answer» D. open before the beginning of a stroke and close after the end of a stroke
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