PhysicsEasy84×since 2003Q8442For a specific wavelength 670 nm of light coming from a galaxy moving with velocity v, the observed wavelength is 670.7 nm. The value of v is :A3 ×\times× 10⁸ ms^−-−1B3 ×\times× 10¹⁰ ms^−-−1C3.13 ×\times× 10⁵ ms^−-−1D4.48 ×\times× 10⁵ ms^−-−1Check answerSkip