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1. questions/10-08-2024-5-40-am-111.png

  • A. 0.25 V
  • B. 0.25 V
  • C. 0.25 V
  • D. 0.25 V

Answer: Option A

Explanation:

Rs=1.5+2+4

=7.5

Then current flow, I=V/Rs+r  where r is internal resistance, 
I=2/7.5+.5=0.25

Then the potential difference of the middle resistance is 

V=IR=0.25×2=0.5 (middle resistance R=2).


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