MyQuestionIcon

7

You visited us 7 times! Enjoying our articles? Unlock Full Access!

Root Mean Square Speed

The root mean...

Question

The root mean square velocity of the molecules in a sample of helium is $\frac{5}{7} t h$ that of the molecules in a sample of hydrogen. If the temperature of hydrogen sample is 0°C, then the temperature of the helium sample is about

A

0°C

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

B

0 K

No worries! We‘ve got your back. Try BYJU‘S free classes today!

C

273°C

No worries! We‘ve got your back. Try BYJU‘S free classes today!

D

100°C

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is A
0°C

$v = \sqrt{\frac{3 R T}{M}}$

Suggest Corrections

thumbs-up

0

Similar questions

Q. The root mean square velocity of the molecules in a sample of helium is

\frac{5}{7}

th that molecules in a sample of hydrogen. If the temperature of hydrogen gas is

0^{o} C

that of helium sample is near about :-

Q. The mean speed of the molecules of a hydrogen sample equal the mean speed of the molecules of helium sample. Calculate the ratio of the temperature of the hydrogen sample to the temperature of the helium sample.

Q. The average speed of the molecules of

H e

in a sample is 5/7 to that of the molecules of

H_{2}

0^{o} C

. The temperature of helium sample is:

The temperature at which root mean square velocity of molecules of helium is the equal root mean square velocity of hydrogen at N.T.P is:

Q. Two vessles having equal volume contain molecular hydrogen at one atmosphere and helium at two atmosphere respectively. If both samples are at the same temperature the r.m.s velocity of hydrogen molecules is

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Using KTG

PHYSICS

Watch in App

explore_more_icon

Explore more

Root Mean Square Speed

Standard XII Physics

Join BYJU'S Learning Program

CrossIcon