In the Hammer blow effect formula H = Mr(2 n)2 sin /g, what does n sta – McqOptions

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1.	In the Hammer blow effect formula H = Mr(2 n)² sin /g, what does n stand for?
A.	Crank pin diameter
B.	Number of revolutions
C.	Number of revolutions per second
D.	Number of wheels in locomotive
Answer» D. Number of wheels in locomotive

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