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प्रश्न
Answer the following in detail.
Distinguish between laboratory and clinical thermometers.
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. |
APPEARS IN
संबंधित प्रश्न
Write true or false.
S.I. unit of temperature is Fahrenheit.
Select the correct alternative:
A thermometer is graduated in:
Name the instrument used for measuring the temperature of a person. Draw its labelled neat diagram.
What is a clinical thermometer? State its special feature. Draw a labelled neat diagram of a clinical thermometer showing the range of temperature marked on it.
Can a clinical thermometer be used to measure the temperature of the boiling water? Give the reason for your answer.
Tick the most appropriate answer.
The maximum and minimum thermometer is commonly used by a
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?
What is the average internal temperature of the human body?
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.
