Assume that an electric field E = 30x^2 , i exists in space. Then the potential difference V_A - V_O, where V_O is the potential at the origin and V_A the potential at x = 2 m is -

JEE Main 2014 Physics question

Assume that an electric field exists in space. Then the potential difference , where is the potential at the origin and the potential at m is -

Answer: (B)

$ - = - dx = -30[ = - - 0) =

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Question ID VK-008740