Wave motionHard
Question
Velocity of star is 106 m/s and frequency of emitted light is 4.5 × 1014 Hz. If star is moving away, then apparent frequency will be :
Options
A.4.5 Hz
B.4.5 × 1016 Hz.
C.4.485 × 1014 Hz.
D.4.5 × 108 Hz.
More Wave motion Questions
Two strings, A and B, of lengths 4L and L respectively and same mass M each, are tied together to form a knot 'O' and st...The frequency of the first overtone of a closed pipe of length lc is equal to that of the third overtone of an open pipe...If intensity ratio of to wave is 9 : 1 then ratio of maximum to minimum amplitude ratio is...An observer is standing between two trains one train approaching the observer and the other train reaches from the obser...In Young′s exp., the distance between two slits is and the distance between the screen and the slits is 3 D. The n...