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प्रश्न
Draw a neat labelled diagram of a laboratory thermometer.
आकृति
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उत्तर
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संबंधित प्रश्न
Correct the following statement:
The boiling point of water is 273 K.
State the advantages and disadvantages of mercury and alcohol as thermometric liquids.
Give a scientific reason for the following:
In winter the human body covered with a blanket keeps warm.
Are liquids good conductors of heat?
Why are cooking utensils made of metals?
Draw a labeled diagram of a vacuum flask and explain how the heat transfer minimized in it.
Match the following
| 1. | Heat | 0o C |
| 2. | Temperature | 100o C |
| 3. | Thermal Equilibrium | kelvin |
| 4. | Ice cube | No heat flow |
| 5. | Boiling water | joule |
One calorie is the amount of heat energy required to raise the temperature of _______ of water through ______.
Give reasons why –
a steam burn is more damaging than a burn caused by boiling water at the same temperature.
What will be the final temperature if 1,68,000 J of heat is absorbed by 2 kg of water at 30°C?
