A) \[4T/\rho rg\]
B) \[3T/\rho rg\]
C) \[2T/\rho rg\]
D) \[T/\rho rg\]
Correct Answer: C
Solution :
\[hdg=\frac{2T}{r}\Rightarrow h=\frac{2T}{rdg}\]
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