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What are the uses of a potentiometer of 10wire used in a laboratory

What are the uses of a potentiometer of 10wire used in a laboratory
 

Grade:12

1 Answers

Umakant biswal
5349 Points
7 years ago
@ james 
are u asking about the uses of potentiometer , or something else ? 
and what is that 10wire ?? 
in potentiometer the wire used is made of manganin , beacuse manganin have a very low coefficient of resistance . 
also the voltage drop across the potentiometer is directly prop to length , and here the resistance may reduce to do so , 
and uses of potentiometer is
1- measure potential diffrence accurately 
2- comparing between the two emf . 
HOPE IT CLEARS YOUR DOUBT 
ALL THE BEST ..

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