Which phenomena can be applied to estimate the velocity of star with respect to earth ___________________? February 4, 2021 / By Preparation Point / Physics Mcqs Share on WhatsApp Share on Facebook Share on Twitter Share on LinkedInA. Dopplers effect B. Interference of waves C. Beats phenomena D. All of these Share this:TwitterFacebookMoreTelegramWhatsAppLike this:Like Loading... Related Share on WhatsApp Share on Facebook Share on Twitter Share on LinkedIn