Single Choice

If wavelength of photon is $$2.2\times 10^{-11}m,\ h=6.6\times 10^{-34}J-sec$$, then momentum of photon is

A$$3\times 10^{-23}kg\ ms^{-1}$$
Correct Answer
B$$3.33\times 10^{22} kg\ ms^{-1}$$
C$$1.452\times 10^{-44}kg\ ms^{-1}$$
D$$6.89\times 10^{43} kg \ ms^{-1}$$

Solution

SIMILAR QUESTIONS

Atomic Structure

The particles which cannot be deflected under the presence of electric field are:

Atomic Structure

Determine $$e/m$$ value for proton (e = charge, m = mass):

Atomic Structure

The ratio of specific charge of a proton and an $$\alpha$$-particle is:

Atomic Structure

What is the positive charge on the nucleus of an atom due to?

Atomic Structure

What is the absolute mass and charge of a proton?

Atomic Structure

State True or False: The mass of proton is nearly same as that of hydrogen atom.

Atomic Structure

The specific charge of proton is $$9.6\times 10^6C\ kg^{-1}$$ then for an $$\alpha$$-particle it will be

Atomic Structure

Splitting of signals is caused by

Atomic Structure

A proton and a deuteron are projected towards the stationary gold nucleus, in different experiments, with the same speed. The distance of closest approach will be

Contact Details