E-PolyLearning

41. Average translational energy is represented by
a. 3R/9N*T
b. 3R/5N*T
c. 3R/2N*T
d. 3R/5N*T
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Answer: (c).3R/2N*T

42. Plasma is an efficient source of
a. cooling
b. radiation
c. energy
d. color
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Answer: (b).radiation

43. In experimental demonstration of graham's law fumes produced are
a. dense white
b. black
c. brown
d. purple
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Answer: (a).dense white

44. Distribution of energies within gas molecules was studied by
a. Maxwell
b. Boyle
c. Bernoulli
d. boltzman
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Answer: (d).boltzman

45. Value of compressibility factor for ideal gases is
a. 1
b. 2
c. 3
d. 4
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Answer: (a).1