It is required to measure equivalent resistance of circuit with ideal battery ideal voltmeter and ideal ammeter. Which circuit diagram shows voltmeter V and ammeter A correctly positioned to measure the total resistance of circuit?
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answer is A.
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Detailed Solution
Voltmeter can't be in series and ammeter can't be in parallel. only (1) gives correct arrangement.
It is required to measure equivalent resistance of circuit with ideal battery ideal voltmeter and ideal ammeter. Which circuit diagram shows voltmeter V and ammeter A correctly positioned to measure the total resistance of circuit?