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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
- An elevator car whose floor to ceiling distance is equal to 2.7m starts
- The temperature at which the vapour pressure of a liquid becomes equal to the external
- We get Balmer series when electron comes from
- The velocity v of waves produced in water depends on their wavelength λ, the density
- The ratio of radii of planets A and B is K₁ and ratio of accelerations
Topics: Electrostatics (146)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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