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प्रश्न
Mercury is often used in laboratory thermometers because it ______.
विकल्प
is a harmless liquid
is silvery in colour and is attractive in appearance
Expands uniformly
is a low cost liquid
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उत्तर
Mercury is often used in laboratory thermometers because it Expands uniformly
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संबंधित प्रश्न
Why do we jerk a clinical thermometer before we measure the body temperature?
The thermometer which ranger from -10°C to 110°C is ______.
Digital thermometer is widely used for the measurement of the temperature due to ______.
Digital thermometers do not use ______.
All clinical thermometers have a ______ that prevents mercury from flowing back into the bulb.
What is the boiling point of mercury?
Explain how do you determine the temperature of hot water using a laboratory thermometer?
In a mercury thermometer, the level of mercury rises when its bulb comes in contact with a hot object. What is the reason for this rise in the level of mercury?
Why is it advised not to hold the thermometer by its bulb while reading it?
How does a clinical thermometer differ from the thermometer used in the laboratory?
