McqMate
| Q. |
Relation between temperature and resistance of a conductor is |
| A. | rt = rref [1+t] |
| B. | rt = rref [1+α∆t] |
| C. | rt = rref [1-αt] |
| D. | rt = rref [1-t] |
| Answer» B. rt = rref [1+α∆t] | |
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