The electric potential decreases uniformly from 120 V to 80 V as one moves on the x-axis from x=-1 cm to x=+1 cm. The electric field at the origin The electric potential decreases uniformly from 120 V to 80 V as one moves on the x-axis from x=-1 cm to x=+1 cm. The electric field at the origin December 2, 2020 Category: Cengage NEET by C.P Singh , Chapter 1 - Electrostatics , Part 2 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related