CBSE Class 12-science Answered
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Asked by whoami230302 | 17 Jan, 2023, 03:48: PM
Expert Answer
Potential difference across 60 cm of potentiometer wire = 20 mV
Potential difference across 300 cm of potentiometer wire = 
Current I drawn from battery of EMF 4 V is
Potential difference across Resistance R = ( 4 - 0.1 ) V = 3.9 V
Resistance R = 
Answered by Thiyagarajan K | 17 Jan, 2023, 04:51: PM
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