Q86. When the light observed from a celestial object is shifted towards shorter wavelengths (the blue end of the electromagnetic spectrum), what is this phenomenon called?Physics — NUST Mock By Dogers 2 — Question 86 of 200A. RedshiftB. BlueshiftC. BothD. None of the abovePractice more Physics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →