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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
A thermometer is used to measure ______.
Heat energy transfer from ______ to ______.
A clinical thermometer is calibrated from to ______.
Digital thermometers do not use ______.
Before use, the mercury level in clinical thermometer should be below ______.
Fahrenheit scale is more sensitive that the Celsius scale.
What is the freezing point of alcohol?
write a note on a digital thermometer.
How does a clinical thermometer differ from the thermometer used in the laboratory?
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)
