Optics Question 267

Question: It is believed that the universe is expanding and hence the distant stars are receding from us. Light from such a star will show

[CPMT 2005]

Options:

A) Shift in frequency towards longer wavelengths

B) Shift in frequency towards shorter wavelength

C) No shift in frequency but a decrease in intensity

D) A shift in frequency sometimes towards longer and sometimes towards shorter wavelengths

Show Answer

Answer:

Correct Answer: A

Solution:

Shift in frequency towards longer wavelengths



NCERT Chapter Video Solution

Dual Pane