Doppler shift in wavelength is 4A° when a star is moving towards earth with a velocity 4x10⁵ m/s. Wavelength of light emitted by star is________
A. 4000 A°
B. 6000 A°
C. 3000 A°
D. 8000 A°
Answer:C
Doppler shift in wavelength is 4A° when a star is moving towards earth with a velocity 4x10⁵ m/s. Wavelength of light emitted by star is________
A. 4000 A° B. 6000 A° C. 3000 A° D. 8000 A°