In a certain region of space with volume 0.2 m^3, the electric potential is found to be 5 V throughout. The magnitude of electric field in this region is :

1. zero

2. 0.5 N/C

3. 1 N/C

4. 5 N/C

Doubtly Asked 30 Oct 2026 NEET UG 2020 Practice test neet Save WhatsApp Report

1 answer

Best answer

Answer: 1. zero

Electric field is the negative gradient of potential: \(E=-\dfrac{dV}{dx}\).

The potential is constant (5 V) throughout the region, so its gradient is zero and \(E=0\).

The value 5 V and volume 0.2 m\(^3\) are distractors. Answer: option 1.

Doubtly AI · 30 Oct 2026 AI-generated · not yet verified Report

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