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Current Electricity · 2019 · 9 Jan · Shift 1

2 Physics questions from this JEE Main paper
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Current Electricity · 2019 · 9 Jan · Shift 1

2 Physics questions from this JEE Main paper

  1. Q47.Drift speed of electrons, when 1.5 A of current flows in a copper wire of cross section 5 mm2, is υ. If the electron density in copper is 9 × 1028/m3 the value of υ. in mm/s is close to (Take charge of electron to…
    Physics · Current Electricity · MCQ
  2. Q67.When the switch S, in the circuit shown, is closed, then the value of current i will be : Includes diagram
    Physics · Current Electricity · MCQ