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Mechanical Engineering · Q28

Internal Combustion Engines (I.C. Engines)

Engineering and GATE · Mechanical Engineering · question 28

Q28

The method of determination of indicated power of a multi cylinder spark ignition engine is by the use of

A.
Morse test
Answer
B.
Prony brake test
C.
Motoring test
D.
Heat balance test

Answer: Option A

Solution

Answer: Option A
Solution:
Morse test can be conducted for Multi cylinder engines The purpose of Morse test is to obtain the approximate indicated power of a Multi cylinder engine. It consist of running the engine against the dynamo-meter at a particular speed, cutting out the firing of each cylinder in turn and noting the fall in BP each time while maintaining the speed constant.