question_answer

A conducting rod of length l is falling with a velocity v perpendicular to a uniform horizontal magnetic field B. The potential difference between its two ends will be [MP PMT 1994]

A)            2Blv                                          

B)            Blv

C)            \[\frac{1}{2}Blv\]                

D)            \[{{B}^{2}}{{l}^{2}}{{v}^{2}}\]