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Butoxors [25]
3 years ago
13

Two technicians are discussing engine valve timing. Technician A says that the optimum valve timing is found through experimenta

tion using an engine dynamometer. Technician B says that duration is the distance that the valve is lifted off the valve seat. Who is right? A. Both A and B B. A only C. Neither A nor B D. B only
Computers and Technology
2 answers:
SSSSS [86.1K]3 years ago
8 0

Answer:

A ONLY

Explanation:

A ONLY

nordsb [41]3 years ago
7 0
The answer is B. A only. The optimum valve timing is found through experimentation using an engine dynamometer. The timing of the opening and closing of the valves is called valve timing. So the use of dynamometer measures the power output of a machine that is why it can measure the optimum valve timing.
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