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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 satellite of mass m revolves around the earth of radius R at a height x from
- A bar magnet of moment M and pole strength m is cut into parts of equal lengths.
- Two balls are dropped from heights h and 2h respectively. The ratio of times
- Two pendulums A and B are oscillating simultaneously with time period
- A ship A is moving westwards with a speed of 10 km/h and a ship B 100 km
Topics: Electrostatics (146)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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