In a voltmeter, there are 20 divisions between zero mark and 1.0 mark. The least count of the voltmeter is
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Answer:
Least count of a voltmeter is the ratio of its range to the number of divisions on it. Therefore, the least count of the voltmeter is 0.025 V.
Explanation:
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Range of voltmeter = 1.0
No. of divisions in voltmeter = 20
Therefore, Least count of voltmeter = Range / Total Division
= 1.0 / 20
= 0.05 V
Therefore, the least count of the voltmeter is 0.05 V.
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