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The magnetic flux linked with a circuit of resistance 100Ω increases from 10 to 60 Wb. The amount of induced charge that flows in the circuit is (in coulomb)
Options
(a) 0.5
(b) 5
(c) 50
(d) 100
Correct Answer:
0.5
Explanation:
Induced charge = – (N / R) (ɸ₂ – ɸ₁)
Q = (1 / 100) (60 – 10) = 0.5 C
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Topics: Electromagnetic Induction
(76)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- If c is the velocity of light in free space, the time taken by light to travel
- Energy stored in the coil of a self inductance 40 mH carrying a steady current of 2A
- A circular disc of radius R and thickness R/6 has moment of inertia I about an axis
- For a thermocouple, the neutral temperature is 270⁰C when its cold junction is at 20⁰C.
- If the velocity of an electron increases, then its de Broglie wavelength will
Topics: Electromagnetic Induction (76)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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