why is constantan or manganin used for making standarad resistors?Give two reasons
Asked by
| 25th Jul, 2012,
12:57: PM
Expert Answer:
becoz they have:
1. high resistivity
2. lesser temperature coefficient of resistance ...so their resistance is not much affected by temperature increase or decrease
Answered by
| 25th Jul, 2012,
02:46: PM
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