Question

An object A moving with a speed 0.65c relative to earth and another object B moving with a speed 0.75c relative to the object A .Calculate the speed of the object B relative to the earth if these objects travelling in same direction. Kong​

Answer 1

Answer:

1.4c

Step-by-step explanation:

as the objects are travelling in same direction relative speed will be added.

Answer 2

Answer:

0.94

Step-by-step explanation:

By use lorentz velocity transformation equat:

Vx = (Vx'+v)/{1+Vx'*v/c^2}

Substitute the values and we will get Vx=0.94.