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Alternating Current · 2021 · 20 Jul · Shift 2

2 Physics questions from this JEE Main paper
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Alternating Current · 2021 · 20 Jul · Shift 2

2 Physics questions from this JEE Main paper

  1. Q52.For a series LCR circuit with R = 100 Ω, L = 0.5 mH and C = 0.1 pF connected across 220V − 50 Hz AC supply, the phase angle between current and supplied voltage and the nature of the circuit is :
    Physics · Alternating Current · MCQ
  2. Q69.A series LCR circuit of R = 5 Ω, L = 20 mH and C = 0.5 μ F is connected across an AC supply of 250 V, having variable frequency. The power dissipated at resonance condition is ​× 102 W.
    Physics · Alternating Current · Numerical