1.

in velocities o의 Io1B5an a wate 19Find the velocitylight n

Answer»

U = C/v

So, vg = C/ugvw = C/uw

Vw - vg = C/uw - C/ug

2.7 * 10^7 = C(3/4 - 2/3)

2.7 * 10^7 = C(9 - 8)/12

2.7 * 10^7 = C/12

C = 12*2.7*10^7

C = 3.24 * 10^8 m/s

3*10^8 OK that is a answer



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