The voltmeter shown in the figure reads 10 V across 40 Omega- The resistance of voltmeter is-10 Omega20 Omega40 Omegainfinite

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The voltmeter shown in the figure reads 10 V across $40 Ω$ . The resistance of voltmeter is:-

$10 Ω$
$20 Ω$
$40 Ω$
infinite

10 Ω

40 Ω

infinite

20 Ω

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