Wave motionHard
Question
The wave length of light received from a distant galaxy is 0.5% greater than that received from an indentical source on the earth. the galaxy :
Options
A.is stationary relative to the earth
B.is moving towards the earth with velocity of light
C.is moving away from the earth with light velocity
D.is moving away from the earth with velocity 1.5 × 106 m/sec.
More Wave motion Questions
For a certain organ pipe three successive resonable frequencies are observed at 425, 595 and 765 Hz respectively taking ...Echo is due to :-diffraction of sound...A signal wave of frequency 12 kHz is modulated with a carrier wave of frequency 2.51 MHz. The upper and lower side band ...Two waves whose intensity are same (I) move towards a point P in same phase the resultant intensity at point P will be :...The increase in the energy of an electron for changing its de-Broglie wavelength from 1 (Ao) to 0.5 (Ao) will be-...