Home › CBSE Class 11 (Science) › Physics › Kinetic Theory of Gases › At room temperature, molecular rms speeds in air…
At room temperature, molecular rms speeds in air are comparable to
Athe speed of sound in air
Bthe speed of light
Cthe escape speed of Earth
Da person's walking speed
Answer & Solution
Correct answer: A. the speed of sound in air
Air molecules move at a few hundred metres per second, similar to how fast sound travels in air.
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?