How to do questions based on this topic pls ans this question The electric potential at a point (x, O, - Physics - Current Electricity

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How to do questions based on this topic pls ans this question

Sd · Answer

Electric field = - (derivative of V)
thus, E = -1000/x^2 - 1500*2 / x^3 - 500*3/x^4
Put x = 1 in the above eqn
That gives the value of E = - 5500 i

Thus, (a) should be the answer

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How to do questions based on this topic pls ans this question How to do questions based on this topic pls ans this question The electric potential at a point (x, O, O) is given by 1000 + 1500 500 then the electric field at x = 1 m is (in volt/m) 1) -5500i 2) 5500i 3) 5500i 4) zero