A) 6.0 m
B) 4.8 m
C) 9.6 m
D) 0.4 m
Correct Answer: B
Solution :
\[\frac{dV}{dt}=Av\] |
\[\Rightarrow \] \[\frac{dV}{dt}=A\sqrt{2gh}\] |
\[\Rightarrow \] \[\frac{0.74}{60}=(3.14){{\left( \frac{2}{100} \right)}^{2}}\sqrt{2(9.8)h}\] |
\[\Rightarrow \] \[h=4.92\text{ }m.\] |
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