A) 5 cm
B) 6 cm
C) 10cm
D) 12cm
Correct Answer: D
Solution :
[d] Let real depth = t Apparent depth \[=\text{ }t\text{ }-\text{ }4\] \[Using\text{ }\mu =\frac{Real\text{ }depth}{Apparent\text{ }depth}\] or \[1.5=\frac{t}{t-4}\] or \[3t-12=2t\]or t = 12 cmYou need to login to perform this action.
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