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A voltmeter with internal resistance of x \(\Omega\) can be used to measure upto 20 V. In order to increase its measurin…

Q1

A voltmeter with internal resistance of x \(\Omega\) can be used to measure upto 20 V. In order to increase its measuring range to 30 V , the required modification is to______.

[04 April, 2026 (Shift-I)]

a

connect resistor of \(\frac{x}{2}\)\(\Omega\) , in series with voltmeter.

b

connect resistor of \(\frac{x}{2}\)\(\Omega\), in parallel to voltmeter.

c

connect a resistor of x \(\Omega\) in series with voltmeter.

d

connect resistor of 2 x \(\Omega\) in parallel to voltmeter.

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