A) 0.20 V
B) 0.25 V
C) 0.75 V
D) 0.50V
Correct Answer: B
Solution :
Resistance of wire \[AB=400\times 0.01=4\Omega \]\[i=\frac{3}{6}=0.5A\] Now voltmeter reading = i (Resistance of 50 cm length) \[=\left( 0.5A \right)\left( 0.01\times 50 \right)=0.25\] voltYou need to login to perform this action.
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