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प्रश्न
Mercury is often used in laboratory thermometers because it ______.
पर्याय
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
A thermometer is used to measure ______.
Describe a clinical thermometer. How does it differ from the thermometer used in laboratory?
The common laboratory thermometer is a ______ thermometer
Digital thermometers do not use ______.
All clinical thermometers have a ______ that prevents mercury from flowing back into the bulb.
A clinical thermometer indicates temperatures from a minimum of ______ °F to a ______ maximum of °F.
What is the freezing point of alcohol?
Why mercury or alcohol is used in thermometers?
Four arrangements to measure temperature of ice in beaker with laboratory thermometer are shown in the following figure (a, b, c and d). Which one of them shows the correct arrangement for accurate measurement of temperature?
A solid metallic cube having a total surface area of 24 m2 is uniformly heated. If its temperature is increased by 10°C, calculate the increase in the volume of the cube.
(Given: α = 5.0 × 10-4°C-1)
