A) 0.7 kg/s
B) 1.4 kg/s
C) 0.07 kg/s
D) 10.7 kg/s
Correct Answer: A
Solution :
\[F=u\ \left( \frac{dm}{dt} \right)\] Þ \[\frac{dm}{dt}=\frac{F}{u}=\frac{210}{300}=0.7\ kg/s\]You need to login to perform this action.
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