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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 long solenoid has 500 turns. When a current of 2 ampere is passed through it
- If the rise in height of capillary of two tubes is 6.6 cm and 2.2 cm
- A car of mass m starts from rest and accelerates so that the instantaneous
- In a mass spectrometer used for measuring the masses of ions, the ions
- A spherical body of emissivity e=0.6, placed inside a perfectly black body is maintained
Topics: Electrostatics (146)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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