CAIE IGCSE Physics 4.2.5.1 Electric Circuits Transfer Energy From Questions

Learn how chemical or mains electrical energy transfers to thermal energy in circuit components and the surrounding environment during operation.

Exam points

State energy changes from chemical or mains electrical energy to thermal energy, explain heating of water or surroundings from circuit energy transfer, and link current and component operation to useful thermal energy.

[Maximum number: 2]

A 9.0 V battery is connected to a $120 \Omega$ resistor in series with wire P .
Fig. 8.1 shows a voltmeter connected across the $120 \Omega$ resistor.

Fig. 8.1

State the energy changes that are taking place in the circuit.

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CAIE IGCSE Physics 4.2.5.1 Electric Circuits Transfer Energy From Questions question 1