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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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Topics: Electrostatics
(146)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- In a series resonant LCR circuit, the voltage across R is 100 volts and R =1kΩ
- When the energy of the incident radiation is increased by 20%,
- The particle executing simple harmonic motion has a kinetic energy K₀cos²ωt.
- If the length of a stretched string is shortened by 4% and the tension is increased
- A magnetic needle suspended parallel to a magnetic field requires √3J of work
Topics: Electrostatics (146)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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