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RAJASTHAN PMT Rajasthan - PMT Solved Paper-2011

  • question_answer
    In the circuit shown, the resistance of the ammeter A and the battery are zero. Ammeter reads 0.2 A when the switch S is opened. When the switch S is closed, the ammeter will read

    A)  0.1 A                                    

    B)  0.2 A

    C)  0.3 A                    

    D)         0.6 A

    Correct Answer: C

    Solution :

                    \[\frac{V}{3}=0.2\] \[\Rightarrow \]               \[V=0.2\times 3\]                 \[I=\frac{V}{2}=\frac{0.2\times 3}{2}=0.3\,\,A\]


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