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MHT CET 2024 (9 May, Shift 1) · Magnetic Flux & Faraday's Law

Magnetic Flux & Faraday's Law question from MHT CET 2024 (9 May, Shift 1)

Q35MHT CET 2024 · 9 MAY · SHIFT 1Easy

Magnetic Flux & Faraday's Law

The magnetic flux through a coil of resistance ' RR ' changes by an amount ' Δϕ\Delta\phi ' in time ' Δt\Delta t '. The amount of induced current and induced charge in the coil are respectively

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Answer: (d)

  1. Average emf e=ΔϕΔte = \frac{\Delta\phi}{\Delta t}, so I=eR=(ΔϕΔt)1RI = \frac{e}{R} = \left(\frac{\Delta\phi}{\Delta t}\right)\frac{1}{R}.
  2. Charge q=IΔt=ΔϕRq = I\Delta t = \frac{\Delta\phi}{R}.
  3. So the answer is (d) (ΔϕΔt)×1R\left(\frac{\Delta\phi}{\Delta t}\right)\times\frac{1}{R} and ΔϕR\frac{\Delta\phi}{R}.
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