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The electric field in a certain region is acting radially outward and is given by E=Ar. A change contained in a sphere of radius ‘a’ centred at the origin of the field, will be given by
Options
(a) A ?￢ﾂﾀ a²
(b) 4π?￢ﾂﾀ Aa³
(c) ?￢ﾂﾀ Aa³
(d) 4π?￢ﾂﾀ Aa²
Correct Answer:
4π?￢ﾂﾀ Aa³
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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(146)
Subject: Physics
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A thermocouple of negligible resistance produces an e.m.f. of 40 µV/⁰C in the linear range
- Before using the tangent galvanometer, its coil is set in
- The number of possible natural oscilations of air column in a pipe closed
- The energy required to charge a parallel plate condenser of plate separation d
- In an ac circuit an alternating voltage e = 200 √2 sin 100 t volts is connected
Topics: Electrostatics (146)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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