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Question
Study the following circuit and find out:
(i) Current in 12 Ω resistor.
(ii) The difference in the readings of A1 and A2, if any.

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Solution

Firstly calculating the equivalent resistance in the circuit.
`"R"_"eq" =( 24xx24)/(24+24)+12=24Ω`
(i) The current through the 12 Ω resistor is given by:
`"I" = 6/24=1/4 "A"`
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