13) Reading of ammeter in ampere for the following circuit is :
(1) 1
(2) 1 2
(3) 2 3
(4) 3



14)  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 ampere and that of  voltmeter is 12 volt then the value of R is :
(1) 122 Ω
(2) 100 Ω
(3) 118 Ω
(4) 116 Ω

regard

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