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
Explanation
Correct Option
cNo explanation available
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