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| Q. |
Which of the following is true for bimetallic type thermometer? |
| A. | two metals have same temperature coefficients |
| B. | two metals have different temperature coefficient |
| C. | one metal is cooled always |
| D. | none of the mentioned |
| Answer» B. two metals have different temperature coefficient | |
| Explanation: in a bimetallic type thermometer, two metals are used which are different in temperature coefficients. | |
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