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Current Electricity · 2022 · 27 Jul · Shift 1

3 Physics questions from this JEE Main paper
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Current Electricity · 2022 · 27 Jul · Shift 1

3 Physics questions from this JEE Main paper

  1. Q57.Two sources of equal emfs are connected in series. This combination is connected to an external resistance R. The internal resistances of the two sources are r1​ and r2​ (r1​>r2​). If the potential difference…
    Physics · Current Electricity · MCQ
  2. Q63.In a meter bridge experiment, for measuring unknown resistance 'S', the null point is obtained at a distance 30 cm from the left side as shown at point D. If R is 5.6kΩ, then the value of unknown resistance 'S'… Includes diagram
    Physics · Current Electricity · Numerical
  3. Q67.A 1 m long copper wire carries a current of 1 A. If the cross section of the wire is 2.0 mm2 and the resistivity of copper is 1.7×10−8Ωm, the force experienced by moving…
    Physics · Current Electricity · Numerical