Q. 4 G4.2( 25 Votes )

Answer the follow

Answer :

Similarities between laboratory and clinical thermometer are:


(i) The body of both of them is long and narrow.


(ii) A bulb containing mercury is attached at one end.


(iii) Mercury is used to measuring temperature on the Celsius scale.


Differences between laboratory and clinical thermometer:


(i) Laboratory thermometer is used to measure temperature change in the surrounding, while the clinical thermometer is used to measure body temperature.


(ii) The range of laboratory thermometer is from -10°C to 110°C, while for a clinical thermometer range is 35°C to 45°C.


(iii) The clinical thermometer has kink near bulb to prevent mercury from falling after rising which is missing in


laboratory thermometer.


The diagram is shown below:



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