A star emits light of `5500 Å` wavelength. Its appears blue to an observer on the earth, it means

A star is emitting yellow light. If it is accelerated towards earth, then to an observer on earth, it will appear

A star emits a light of wavelength I and it is receding from the earth with a velocity v_(s) . The shift in wavelength of spectral line observed on earth is

A star is emitting yollow light. If it is accelerated towards earth, then to to an observer on earth, it will appear

A rocket is moving away from the earth at a speed of 6 xx 10^(7) m//s . The rocket has blue light in it. What will be the wavelength of light recorded by an observer on the earth (wavelength of blue light = 4600 Å )

A rocket is moving away from the earth at a speed of 6 xx 10^(7) m//s . The rocket has blue light in it. What will be the wavelength of light recorded by an observer on the earth (wavelength of blue light = 4600 Å )

A star emitting light of wavelength 6000 Å is moving towards the earth with a speed of 3 xx 10^(6) m//s . What is the apparent wavelength of the emitted light ?

A star which appears blue will be

A star which appears blue will be

A star which appears blue will be

star emitting light of wavelength 5896 Å is moving away from the earth with a speed of 3600 km / sec . The wavelength of light observed on earth will ( c= 3 xx 10 ^(8) m//sec is the speed of light)