Guest

Q no 66?...............................................................................................

Q no 66?...............................................................................................

Question Image
Grade:12

1 Answers

Adarsh
768 Points
4 years ago
Dear Utkarsh ,
In potentiometer , 
let r be its internal resistance …
L1/r1 = L2/r2  => 52/r = 40 x (5 + r)/5r  => r = 6/4 = 1.5 
 
Thanks and Regards 
Adarsh

Think You Can Provide A Better Answer ?

Provide a better Answer & Earn Cool Goodies See our forum point policy

ASK QUESTION

Get your questions answered by the expert for free