Question

Electric potential due to a point charge varies according to V = 3x²+2. Calculate the electric intensity x=0.1m x=2m​

Answer 1

Answer:

Potential (V)=3x2+5

Intensity of the electric field, E=dx−dV

∴  E=−dxd(3x2+5)=−6x

∴E∣x=−2  =−6(−2)=12V/m