Two Ice Skaters, One with a Mass of 45 Kg

question 78

Multiple Choice

Two ice skaters, one with a mass of 45 kg and the other with a mass of 60 kg, push off against one another starting from a stationary position. After they have pushed off, the relative speed at which they separate is 0.600 m/s. What is the speed of the 60-kg skater?

• A) 0.343 m/s
• B) 0.257 m/s
• C) 0.375 m/s
• D) 0.750 m/s
• E) 0.225 m/s

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