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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
Describe a clinical thermometer. How does it differ from the thermometer used in laboratory?
A clinical thermometer is not used to measure the temperature of air, why?
What is the use of kink in clinical thermometer?
Digital thermometer is widely used for the measurement of the temperature due to ______.
Digital thermometers do not use ______.
We are advised to avoid keeping the clinical thermometer in the sun or near a flame. Why?
Explain the construction and working of the clinical thermometer.
Write a note on the laboratory thermometer.
A laboratory thermometer A is kept 7 cm away on the side of the flame while a similar thermometer B is kept 7 cm above the flame of a candle as shown in the following figure.
Which of the thermometers, A or B, will show a greater rise in temperature? Give reason for your answer.
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)
