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Current Electricity · 2024 · 29 Jan · Shift 1

3 Physics questions from this JEE Main paper
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Current Electricity · 2024 · 29 Jan · Shift 1

3 Physics questions from this JEE Main paper

  1. Q64.The deflection in moving coil galvanometer falls from 25 divisions to 5 division when a shunt of 24Ω is applied. The resistance of galvanometer coil will be :
    Physics · Current Electricity · MCQ
  2. Q67.A galvanometer having coil resistance 10Ω shows a full scale deflection for a current of 3 mA. For it to measure a current of 8 A, the value of the shunt should be:
    Physics · Current Electricity · MCQ
  3. Q78.The electric current through a wire varies with time as I=I0​+βt, where I0​=20 A and β=3 A/s. The amount of electric charge crossed through a section of the wire in 20 s is :
    Physics · Current Electricity · MCQ