When a naturally aspirated four-stroke/cycle diesel engine is converted for supercharging, which of the following changes must be made to the valve timing?

Question

Accepted Answer

The intake valve opening is advanced and the exhaust valve closing is retarded.

Answer

The intake valve opening is unchanged and the exhaust valve closing is advanced.

Answer

The intake valve opening is retarded and the exhaust valve closing is advanced.

Answer

The intake valve closing is retarded and the exhaust valve closing is advanced.

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