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The electric field in a certain region is acting radially outward and is given by E=Ar. A charge contained in a sphere of radius a centred at the origin of the field will be given by
Options
(a) 4πε₀Aa²
(b) Aε₀a²
(c) 4πε₀Aa³
(d) ε₀Aa³
Correct Answer:
4πε₀Aa³
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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- A metal rod of length l cuts across a uniform magnetic field B with a velocity v.
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e=300 sin[(100 π)t] V
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Topics: Electrostatics
(146)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Acceleration of a particle, executing SHM, at its mean position is
- A metal rod of length l cuts across a uniform magnetic field B with a velocity v.
- An alternating emf given by equation e=300 sin[(100 π)t] V
- An electric motor runs on DC source of emf 200 V and draws a current of 10 A.
- A and B are two metals with threshold frequencies 1.8 x 10¹⁴ Hz and 2.2 x 10¹⁴ Hz.
Topics: Electrostatics (146)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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