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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
- Wavefront is the locus of all points, where the particles of the medium
- Thin uniform rod of length L, cross-sectional area A and density ρ is rotated
- If a star converts all helium in its core to oxygen, then energy released per oxygen
- If fundamental frequency of closed pipe is 50 Hz then frequency of 2nd overtone
- If two electric bulbs have 40 W and 60 W ratings at 220 V, then the ratio
Topics: Electrostatics (146)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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