A Man Standing on the Platform of a Railroad Station

question 81

Multiple Choice

A man standing on the platform of a railroad station observes two trains approaching him from opposite directions at speeds of 0.5c and 0.75c,respectively.At what speed does one train move with respect to the other?

• A)1.25c
• B)0.25c
• C)0.63c
• D)0.91c
• E)0.47c

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