Physics · Electrical Instruments
A moving coil voltmeter has a uniform scale with 100 divisions and gives a full-scale reading of 200 V. If the instrument can be read reliably up to 210 of a scale division, what is the resolution of the instrument in Volts?
- 10.6 V
- 220 V
- 30.4 V✓
- 440 V
Correct answer
0.4 V
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