Zeroing and range selection
Electrical Technology · Grade 11 · about 40 minutes
Set the pointer to zero and select a suitable range before measuring.
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- 9 sections of explanation, worked examples and diagrams
- 1 practice task with hints and worked answers
- A quiz that marks itself as you go
- Your progress kept across every subject you take
Other lessons in this sub-strand
- Measuring electrical quantities
- Principle of operation of coil-based instruments
- Analogue and digital meters
- Converting a galvanometer to an ammeter and a voltmeter
- The shunt and extending the ammeter range
- The multiplier and extending the voltmeter range
- Zeroing and range selection
- Using analogue and digital meters
- Error correction and calibration
- Safe handling, storage and importance