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प्रश्न
Statement given below is incorrect. Write the correct statement :
Helium gas at low pressure is used for filling electric bulbs.
उत्तर
Argon gas at low pressure is used for filling electric bulbs.
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संबंधित प्रश्न
Tick (√) the most appropriate answer.
Which is not a polluting gas for the air?
Fill in the blanks
Oxygen is used in ___________the food to get _______.
Name the following:
The product of respiration released in exhaled air, other than carbon dioxide.
How will you prove that soil contains air in it?
The constituent of air that supports combustion is _____.
Which of the following is true about oxygen?
Composition of the component of air ______ from place to place.
______ is used as a substitute for compressed air in tyres.
Match the following
| 1. | Nitrogen | a. | Acid rain |
| 2. | CO2 | b. | Global warming |
| 3. | Melting of glaciers | c. | Volcanic gases |
| 4. | Corrosion of bridges | d. | Aerated drinks |
Make sentences using the given set of words.
99%, oxygen, nitrogen, and air, together
