Questions
In the circuit shown, the resistance of voltmeter is 10,000 ohm and that of ammeter is 20 ohm. The ammeter reading is 0.10 ampere and voltmeter reading is 12 volt Then R is equal to
a
122 Ω
b
140 Ω
c
116 Ω
d
100 Ω
detailed solution
Correct option is D
20+R=120.1 ⇒R=100 ΩTalk to our academic expert!
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In the given circuit, the voltmeter records 5 volt. The resistance of the voltmeter in ohms is
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