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Current electricity

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Question 6

Which change to the circuit will restore the galvanometer reading to zero?

an increase in the emf of the cell

an increase in the resistance of R2R_2R2​

a decrease in the resistance of R3R_3R3​

a decrease in the resistance of R1R_1R1​

Current electricity Questions

  1. A Level
  2. /Physics
  3. /Current electricity