Current electricity

EasyMediumHard
1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859606162636465666768697071727374757677
Question 49
Medium

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

An increase in the emf of the cell

An increase in the resistance of R1R_1R1​

A decrease in the resistance of R2R_2R2​

A decrease in the resistance of R3R_3R3​

Current electricity Questions

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