A) 1 : 1
B) 2 : 3
C) 2 : 1
D) 3 : 2
Correct Answer: C
Solution :
\[{{B}_{1}}=\frac{2M}{{{d}^{3}}}.{{B}_{2}}=\frac{M}{{{d}^{3}}};\ \ \therefore \ \frac{{{B}_{1}}}{{{B}_{2}}}=2:1\]You need to login to perform this action.
You will be redirected in
3 sec