| 6. | Expression for pressure of an ideal gas was deduced by |
| a. | Boyle |
| b. | Clausius |
| c. | Dalton |
| d. | Charles |
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Answer: (b).Clausius
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| 7. | Fragrance of a flower spreads because of |
| a. | pressure |
| b. | effusion |
| c. | diffusion |
| d. | volume |
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Answer: (c).diffusion
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| 8. | When air in Linde's method comes out of jet is |
| a. | expanded |
| b. | cooled |
| c. | heated |
| d. | deatomized |
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Answer: (a).expanded
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| 9. | Avogadro's law states equal volume of gases that contain same number of |
| a. | crystals |
| b. | molecules |
| c. | states |
| d. | pressure units |
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Answer: (b).molecules
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| 10. | Sun is usually heated by |
| a. | nuclear fusion |
| b. | fission |
| c. | ions |
| d. | atoms |
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Answer: (b).fission
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