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प्रश्न
Answer the following in detail.
Distinguish between laboratory and clinical thermometers.
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उत्तर
| Laboratory thermometer | Clinical thermometer |
| (1) It is used to measure temperatures for scientific purposes in a laboratory. | (1) It is used to measure the temperature of the human body. |
| (2) The kink is not present. | (2) A slight bend or kink is present near the bulb. |
| (3) The lower fixed point is - 10°C and the upper fixed point is 110°C. | (3) The lower fixed point is 35°C or 95° F and the upper fixed point is 42°C or 108° F. |
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संबंधित प्रश्न
The hotness of an object is determined by its ______.
Fill in the blank:
The normal temperature of human body is ............ °C or...........°F.
Name the instrument used for measuring the temperature of a person. Draw its labelled neat diagram.
State if the following statement is true or false. Correct the statement if it is false.
Water is the most commonly used thermometric substance.
Answer the following in short.
What is the function of the bulb in a thermometer?
Answer the following in detail.
What do you understand by the term temperature?
At room temperature Mercury is in ______ state.
The freezing point of alcohol is less than ______.
Go to a doctor or your nearest health centre. Observe the doctor taking the temperature of patients. Enquire:
- Why she dips the thermometer in a liquid before use.
- Why the thermometer is kept under the tongue.
- Whether the body temperature can be measured by keeping the thermometer at some place other than the mouth.
- Whether the temperature of different parts of the body is the same or different.
You can add more questions which come to your mind.
Go to a veterinary doctor (a doctor who treats animals). Discuss and find out the normal temperature of domestic animals and birds.
