Fundamentholfundamenthol
JEE Main2019Physics
Q.

The electric field in a region is given by , where E is in NC–1 and x is in metres. The values of constants are A = 20 SI unit and B = 10 SI unit. If the potential at x = 1 is V1 and that at x = – 5 is V2, then V1 – V2 is : 

  1. A

    180 V

  2. B

    –520 V

  3. C

    320 V

  4. D

    –48 V

Solution

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