A magnetic dipole is under the effect of two magnetic field inclined at `75^(@)` to each other one of the fields has a magnitude of `1.5xx10^(-2)` t the magnets come to stable at an angle of 30 degrees with the direction of the field. the magnitude of othe field is

Options

A. `(15)/(2sqrt(2)) xx 10^(-2)T`
B. `(1.5)/(sqrt(2)) xx 10^(-2)T`
C. `1.5xxsqrt(2)xx10^(-2)T`
D. `1.5xx10^(-2)T`.

Answer

B