A distant galaxy emits light that has a wavelength of 6991


A distant galaxy emits light that has a wavelength of 699.1 nm. On earth, the wavelength of this light is measured to be 701.6 nm.

(a) Decide whether this galaxy is approaching or receding from the earth.

(b) Find the speed of the galaxy relative to the earth. (Give your answer to 4 significant digits. Use 2.998 × 108 m/s as the speed of light.

Request for Solution File

Ask an Expert for Answer!!
Physics: A distant galaxy emits light that has a wavelength of 6991
Reference No:- TGS0587685

Expected delivery within 24 Hours