Which of the following statements is/are true primary/secondary couple?1. Secondary couple does not act on V engine2. Primary couple acts on V engine3. Secondary couple acts on reciprocating masses of multi-cylinder inline engines4. Primary couple acts on reciprocating masses of multi-cylinder inline engines

Which of the following statements is/are true primary/secondary couple

1.	Which of the following statements is/are true primary/secondary couple?1. Secondary couple does not act on V engine2. Primary couple acts on V engine3. Secondary couple acts on reciprocating masses of multi-cylinder inline engines4. Primary couple acts on reciprocating masses of multi-cylinder inline engines
A.	1 and 2
B.	2, 3 and 4
C.	1, 3 and 4
D.	All of the above
Answer» D. All of the above

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Which of the following statements is/are true primary/secondary couple?1. Secondary couple does not act on V engine2. Primary couple acts on V engine3. Secondary couple acts on reciprocating masses of multi-cylinder inline engines4. Primary couple acts on reciprocating masses of multi-cylinder inline engines
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