A) 880 N
B) 889 N
C) 890 N
D) 892 N
Correct Answer: A
Solution :
\[g'=g\,{{\left( \frac{R}{R+h} \right)}^{2}}=g\,{{\left( \frac{R}{3R/2} \right)}^{2}}=\frac{4}{9}g\] \ \[W'=\frac{4}{9}\times mg=\frac{4\times 200\times 9.8}{9}=880\ N\]You need to login to perform this action.
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