Vidyalelo
Physics GK · Q144

Modern Physics

Competitive Exams · Physics GK · question 144

Q144

A photon of X-ray has energy of 1 keV. A photon of visible radiation has energy of 3 eV. In this context, which one of the following statement(s) is/are not correct?

A.
The wavelength of X-ray photon is less than the wavelength of visible radiation photon
B.
Both the photons have different energies
C.
The speeds of both the photons in vacuum are different
Answer
D.
The frequency of X-ray photon is higher than the frequency of visible radiation photon

Answer: Option C

Solution

Answer: Option C
No explanation is given for this question Let's Discuss on Board