Current Electricity and Electrical InstrumentHard
Question
In the following circuit, the resistance of a voltmeter is 10,000 Ω and that of an ammeter is 20 Ω . If the reading of an ammeter is 0.1 amp. and that of voltmeter is 12 volt, then the value of R is :-
Options
A.122 Ω
B.100 Ω
C.118 Ω
D.116 Ω
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