Agriculture Engineering > GATE 2024 > Engine Performance
A 3-cylinder 4-stroke diesel engine with a bore 73 mm and stroke 78 mm is tested at 2200 rpm. When a braking torque 55 N.m is applied, the indicated mean effective pressure is found to be 1050 kPa. The mechanical efficiency of the engine, in %, is _______. (Rounded off to 2 decimal places)
Correct : d
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