Question: A rotameter through which air at room temperature and atmospheric pressure is flowing gives a certain reading for a flow rate of 100 cc/sec. If helium (molecular weight 4) is used and rotameter shows the same reading, the flow rate (cc/sec) is
[A].26
42
269
325
[A].
[B].
[C].
[D].
Answer: Option C
Explanation:
No answer description available for this question.