A) \[30{}^\circ \]
B) \[45{}^\circ \]
C) \[90{}^\circ \]
D) \[60{}^\circ \]
Correct Answer: D
Solution :
In balance condition \[{{B}_{2}}={{B}_{1}}\tan \theta \]or \[\tan \theta =\frac{\sqrt{3}}{1}=\sqrt{3}\] \[\theta =60{}^\circ \]You need to login to perform this action.
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