Home › CBSE Class 11 (Science) › Physics › Kinetic Theory of Gases › UF6 molecules with U-235 and U-238 have masses 3…
UF6 molecules with U-235 and U-238 have masses 349 u and 352 u. Ratio of their mean speeds?
A1.0130
B1.0087
C1.0000
D1.0044
Answer & Solution
Correct answer: D. 1.0044
Speed ratio is √(352/349), which works out to about 1.0044 in favour of the lighter molecule.
Related questions
Kinetic theory assumes the total volume of the molecules themselves isWhich physicist generalised Maxwell's velocity distribution in 1871?Which English philosopher stated in 1620 that the very essence of heat is motion?Collisions being strictly binary and uncorrelated meansWhich Roman philosopher, around 50 BC, said static bodies are made of rapidly moving atomsEinstein (1905) and Smoluchowski (1906) supported kinetic theory with papers onAugust Krönig's gas model of 1856 considered which kind of molecular motion only?Which 1859 result is called the first-ever statistical law in physics?