A Satellite, Initially at Rest in Deep Space, Separates into Two

question 97

Multiple Choice

A satellite, initially at rest in deep space, separates into two pieces, which move away from each other. One piece has a rest mass of $190 \mathrm {~kg}$ and moves away with a speed $0.500 c$ , and the second piece has a rest mass of $250 \mathrm {~kg}$ and moves in the opposite direction. What is the speed of the second piece?

• A) \(0.212 c\)
• B) \(0.473 c\)
• C) \(0.500 c\)
• D) \(0.402 c\)
• E) \(0.380 c\)

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