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Electromagnetic Induction · 2022 · 26 Jun · Shift 1

2 Physics questions from this JEE Main paper
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Electromagnetic Induction · 2022 · 26 Jun · Shift 1

2 Physics questions from this JEE Main paper

  1. Q52.The magnetic flux through a coil perpendicular to its plane is varying according to the relation ϕ=(5t3+4t2+2t−5) Weber. If the resistance of the coil is 5 ohm, then the induced current through the coil at t = 2 s will…
    Physics · Electromagnetic Induction · MCQ
  2. Q63.A 10 Ω, 20 mH coil carrying constant current is connected to a battery of 20 V through a switch. Now after switch is opened current becomes zero in 100 μ s. The average e.m.f. induced in the coil is ​ V.
    Physics · Electromagnetic Induction · Numerical