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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