Home
Class 12
CHEMISTRY
A subatomic particle of mass 10^(-18) mu...

A subatomic particle of mass `10^(-18) mu g ` is in thermal equilibrium with its surrounding at a temperature of 400K. Then the wavelength of this particle will be

A

`48.2 A^(@)`

B

`2.8 A^(@)`

C

`12.7 A^(@)`

D

`142 A^(@)`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Similar Questions

Explore conceptually related problems

A perfectly black sphere of diameter 0.2 m is in thermal equilibrium with the surrounding. What is the temperature of the surrounding, if its rate of absorption of heat energy from the surrounding is 5.67xx4pixx10^(2) watt? [ sigma=5.67xx10^(-8) S.I. units]

A neutron is thermal equilibrium at room temperature. Its enegry would be

The de-Broglie wavelength of neutron in thermal equilibrium at temperature T is

A particle of mass 10^31 kg is moving with a velocity equal to 10^5ms^-1 . The wavelength of the particle is equal to

A particle of mass 1 mg has the same wavelength as an electron moving with a velocity of 3 xx 10^(6) ms^(-1) . The velocity of the particle is

A sphere of 8cm radius behaves like a black body. It is in thermal equilibrium with the surrounding and absorbs 10 W of power radiated to it from surrounding. The temperature of the sphere ( sigma=5.67xx10^(-8)W//m^(2)K^(4) ) is approximately.

The thermal energy of a particle at temperature T^@K is kT, then the associated de-Broglie wavelength will be :