The depth at which the effective value of acceleration due to gravity is g/4 is :
Answer & explanation
Correct answer: option 2
\(g' = g(1-\frac{d}{R})\)
\(\Rightarrow \frac{g}{4} = g(1-\frac{d}{R})\)
\(\Rightarrow d = \frac{3}{4}R\)
The depth at which the effective value of acceleration due to gravity is g/4 is :
Correct answer: option 2
\(g' = g(1-\frac{d}{R})\)
\(\Rightarrow \frac{g}{4} = g(1-\frac{d}{R})\)
\(\Rightarrow d = \frac{3}{4}R\)