1.

A light source approaches the observer with velocity 0.8 c. The doppler shift for the light of wavelength \[5500\,{AA}\] is  [MP PET 1996]

A. \[4400\,\,{AA}\]   
B. \[1833\,\,{AA}\]
C. Infrared   
D. \[7333\,\,{AA}\]
Answer» D. \[7333\,\,{AA}\]


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