Electronics and Communication Engineering - Measurements and Instrumentation - Discussion
Discussion Forum : Measurements and Instrumentation - Section 4 (Q.No. 38)
38.
In measuring a resistance by voltmeter-ammeter method, the voltmeter can be connected either across supply or across the resistance. If the resistance is low, the voltmeters should be connected
Answer: Option
Explanation:
Since resistance is low current is high and voltage drop across ammeter is high. Therefore, voltmeter should be connected across resistance.
Discussion:
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