Which of the following parameters in Petroff's equation f = 2 ( n/p) (r/c) is/are dimensionless?

Which of the following parameters in Petroff's equation f = 2 ( n/p)

1.	Which of the following parameters in Petroff's equation f = 2 ( n/p) (r/c) is/are dimensionless?
A.	r/c
B.	n
C.	Both a. and b.
D.	None of the above
Answer» D. None of the above

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Which of the following parameters in Petroff's equation f = 2 ( n/p) (r/c) is/are dimensionless?

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