A platinum-resistance thermometer has a resistance of 4Ω at 0°C and 12Ω at 100°C. Assuming that the resistance changes uniformly with temperature. Calculate the resistance of the thermometer when the temperature is 45°C.

A.

6.0Ω

B.

6.42Ω

C.

7.6Ω

D.

8.4Ω

E.

16.0Ω

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Correct answer is C

No explanation has been provided for this answer.

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