Physics · Magnetic Effects of Current
A galvanometer has a resistance of 'G' and a voltage range of 'Vg'. How much series resistance is required to convert it into a voltmeter capable of reading voltages up to 'V' volts?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1G × Vg
- 2G(V - Vg)/V
- 3G(V + Vg)/V
- 4G(V/Vg - 1)✓
Correct answer
G(V/Vg - 1)
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