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Component 1 Discovering Electronics
Quick questions on Fixed and variable resistors: colour code, preferred values and tolerance - Eduqas GCSE Electronics
4short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What are variable resistors?Show answer
A preset is a small screwdriver-adjusted variable resistor set once during calibration.
What is q1?Show answer
State what the third band of a four-band resistor represents. [1 mark]
What is q2?Show answer
A resistor is brown, black, red, gold. State its value and tolerance. [2 marks]
What is q3?Show answer
How many terminals are connected when a variable resistor is used as a rheostat? [1 mark]
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