Why is manganin commonly used for shunts in DC instruments despite corrosion issues?

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#1 21670656 16 Dec 2013 11:12

John Steave John Steave

Anonymous

Post #1
21670656 16 Dec 2013 11:12

"Just tell me, why the manganin is usually used for shunts of dc instruments as it gives low value of thermal emf with copper although it is liable to corrosion and is difficult to solder.
Thanks!!!!
"
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#2 21670657 16 Dec 2013 20:20

DAVID CUTHBERT DAVID CUTHBERT

Anonymous

Post #2
21670657 16 Dec 2013 20:20

Manganin is use for its near zero temperature coefficient of resistance, or tempco.
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