Q . List 3 precautions to be followed while using a thermometer .
Answers
Answered by
105
Explanation:
The three precautions should be taken while using a thermometer :
- The thermometer must be shaked before use it is do so that additional temperature left inside the thermometer goes out.
- while measuring the temperature it is to be note that the position of the thermometer must be in vertical or in horizontal direction for better results
- Thermometer should be washed with antiseptic or other solution before use.
- Do not wash the thermometer with extremely cold or hot water this leads to falling down of level of mercury.
- ensure while reading that mercury is along with the line of sight
Answered by
2
Answer:
●Thermometer should be washed before and after every use.
●Do not wash the thermometer with hot water
●Handle the thermometer with care, as you handle any glass articles
●Don't hold the thermometer by the bulb while reading it.
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