A centrigrade thermometer has its lower and upper fixed points marked −0.5oC and 100.5o. What is the true temperature when this thermometer reads 30o The bore of thermometer is uniform.
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Solution
Centrigrade thermometer is one having the interval between two established
refrence points divided into 100 equal parts such as Celsius thermometer.
Range is frim −0.5°C to 100.5°C
So, true temperature when thermometer reads 30° is 30.5°C.