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प्रश्न
Heat energy transfer from ______ to ______.
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उत्तर
Heat energy transfer from hotter object to colder object.
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संबंधित प्रश्न
The common laboratory thermometer is a ______ thermometer
A clinical thermometer is not used to measure the temperature of air, why?
Why do we use Mercury in thermometers? Can water be used instead of mercury? What are the problems in using it?
Digital thermometer is widely used for the measurement of the temperature due to ______.
Why mercury or alcohol is used in thermometers?
Explain the construction and working of the clinical thermometer.
Explain how do you determine the temperature of hot water using a 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.
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?
You may have noticed that a few sharp jerks are given to a clinical thermometer before using it. Why is it done so?
