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AQA · GCSE · Physics · Higher

Thermistor Circuit Symbol

Q05.4 1 mark

Figure 8 shows part of a different circuit that is used to monitor the temperature inside the vending machine.

Figure 8
Figure 8

Figure 8

Enlarged question image

Figure 8

The circuit symbol for a thermistor has not been included.

Draw the circuit symbol for a thermistor in the box below.

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Marking points

  1. 1 Draws the standard thermistor symbol shown in the official mark scheme.

Full-mark answer

A resistor rectangle with connecting leads, crossed by a diagonal line whose lower end has a short angled section, matching the standard thermistor symbol.