Three spaceships A,B,and C are in motion,as shown in the figure.The commander on ship B observes ship C approaching with a relative velocity of 0.78c.The commander also observes ship A,advancing in the rear,with a relative velocity of 0.31c.What is the velocity of ship C,relative to an observer on ship A?
A)0.88c
B)0.38c
C)1.4c
D)0.62c
E)1.1c

Question

Three spaceships A,B,and C are in motion,as shown in the figure.The commander on ship B observes ship C approaching with a relative velocity of 0.78c.The commander also observes ship A,advancing in the rear,with a relative velocity of 0.31c.What is the velocity of ship C,relative to an observer on ship A? 
A)0.88c 
B)0.38c 
C)1.4c 
D)0.62c 
E)1.1c

Quizplus · Accepted Answer

The Answer of Three spaceships A,B,and C are in motion,as shown in the figure.The commander on ship B observes ship C approaching with a relative velocity of 0.78c.The commander also observes ship A,advancing in the rear,with a relative velocity of 0.31c.What is the velocity of ship C,relative to an observer on ship A? 
A)0.88c 
B)0.38c 
C)1.4c 
D)0.62c 
E)1.1c

Three Spaceships A,B,and C Are in Motion,as Shown in the Figure.The