A) \[30{}^\circ \]
B) \[90{}^\circ \]
C) \[45{}^\circ \]
D) 0°
Correct Answer: C
Solution :
\[{{B}_{V}}={{H}_{H}}\tan \varphi ;\] If \[{{B}_{V}}={{B}_{H,}}\] then \[\tan \varphi =1\]or \[\varphi ={{45}^{o}}\]You need to login to perform this action.
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