A) 9 cm
B) 12 cm
C) 3.8 cm
D) 3 cm
Correct Answer: D
Solution :
Apparent rise\[=d\left( 1-\frac{1}{_{a}{{\mu }_{w}}} \right)\] \[=12\times \left( 1-\frac{3}{4} \right)\] \[=12\times \frac{1}{4}=3\,\,cm\]You need to login to perform this action.
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