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प्रश्न
In thermometer when bulb comes in contact with hot object, liquid inside it ______.
विकल्प
expands
contracts
remains same
none of above
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उत्तर
In thermometer when bulb comes in contact with hot object, liquid inside it expands.
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संबंधित प्रश्न
The common laboratory thermometer is a ______ thermometer
Before use, the mercury level in clinical thermometer should be below ______.
Mercury is a poor conductor of heat.
What is the freezing point of alcohol?
Why mercury or alcohol is used in thermometers?
Explain how do you determine the temperature of hot water using a laboratory thermometer?
Boojho has three thermometers as shown in the following figure. He wants to measure the temperature of his body and that of boiling water. Which thermometer (s) should he choose?
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?
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)
