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Two parallel metal plates having charges +Q and -Q face each other at a certain distance between them. If the plates are now dipped in kerosene oil tank, the electric field between the plates will
Options
(a) remain same
(b) become zero
(c) increases
(d) decrease
Correct Answer:
decrease
Explanation:
Electric field E = σ / ? = Q / A?
? of kerosine oil is more than that of air. As ? increases, E decreases.
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Topics: Electrostatics
(146)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A shell of mass 200 g is ejected from a gun of mass 4 kg by an explosion
- A tuning fork A produces 4 beats per second with another tuning fork B of frequency
- A body cools in 7 minute from 60⁰C to 40⁰C. What time, in minute does it take to cool
- A DC ammeter has resistance 0.1Ω and its current ranges 0-100A. If the range
- An electron having charge e and mass m is moving in a uniform electric field E.
Topics: Electrostatics (146)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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