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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
Describe a clinical thermometer. How does it differ from the thermometer used in laboratory?
Why do we use Mercury in thermometers? Can water be used instead of mercury? What are the problems in using it?
All clinical thermometers have a ______ that prevents mercury from flowing back into the bulb.
Mention the use of laboratory thermometers.
Explain the construction and working of the clinical thermometer.
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?
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?
Why is it advised not to hold the thermometer by its bulb while reading it?
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)
