IIT JEE 1983 Maths - True or False Q9

Geometry Level 2

True or False?

$\quad$ If $\tan A = \dfrac {1-\cos B} {\sin B}$ then $\tan 2A=\tan B$ .

In case you are preparing for IIT JEE, you may want to try IIT JEE 1983 Mathematics Archives.