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Problem

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10 Nov 2021

Given information

Given Data :
 
Emf 1  
  
Emf 2  
 
Resistance 1  
 
Resistance 2  
 
Resistance 3  
 
Internal resistance  
 
The potential difference between points a and d     
 
 

Step-by-step explanation

Step 1.
 
Current  , and  flows are as shown in the figure :
 
 
 
By Junction rule, we have
 
 
 
 
Applying the Loop rule to loop 1, we have
 
 
Substituting from Equation (1), we have
 
   

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