Current electricity

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Question 54
Medium

In the circuit below, the initial voltmeter reading is zero.

Circuit Diagram

The intensity of light falling on the light-dependent resistor (LDR) Z Z\,Z is then decreased.

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

Decreasing the resistance of XXX

Increasing the resistance of YYY

Increasing the resistance of WWW

Decreasing the resistance of WWW

Current electricity Questions

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