Resistance of voltmeter is `10000Omega` to increase range of voltmeter from `25 V`, resistance connected in series is

Question

Resistance of voltmeter is `10000Omega` to increase range of voltmeter from `25 V`, resistance connected in series is

Resistance of voltmeter is `10000Omega` to increase range of voltmeter from `25 V`, resistance connected in series is
A. `990Omega`
B. `9990Omega`
C. `90000Omega`
D. `90Omega`

Monjur Alahi

5 views

2025-01-04 04:42

1 Answers

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Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

Correct Answer - C
`G=10000 Omega , n =(V)/(V_g)=(250)/(25)=10, R=?`
` R=G(n-1)=10000(10-1)`
`=90000 Omega` .

5 views Answered 2023-02-05 15:29