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Electrostatics

JEE Main level, single correct, medium

222 of 311

Question 222 of 311

The electric potential $V(x)$ in a region around the origin is given by $V(x)=4 x^2$ volts. The electric charge enclosed in a cube of $1 \mathrm{~m}$ side with its centre at the origin is (in coulomb)

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Answer: (C) 0

Charges reside only on the outer surface of a conductor with cavity.

JEE Main question paper PDF

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JEE Main 2025 Apr 2 Shift 1 question paper

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More Physics practice

JEE Main Physics practice question on Electrostatics (Electric Potential and Potential Energy), with the answer and a step-by-step solution. Scan a question from your own book or paper to get a whiteboard video.

The electric potential V(x)V(x)V(x) in a region around the origin is given by V(x)=4x2V(x)=4 x^2V(x)=4x2 volts. The electric charge enclosed in a cube of 1 m1 \mathrm{~m}1 m side with its centre at the origin is (in coulomb)

JEE Main question paper PDF

More Physics practice

The electric potential $V(x)$ in a region around the origin is given by $V(x)=4 x^2$ volts. The electric charge enclosed in a cube of $1 \mathrm{~m}$ side with its centre at the origin is (in coulomb)