Consider Gliders That Slide Friction-Free Along a Horizontal Air Track

question 146

Multiple Choice

Consider gliders that slide friction-free along a horizontal air track.Glider A has a mass of 1 kg,a speed of 1 m/s,and collides with glider B,which has a mass of 5 kg and is at rest.If they stick upon collision the combined-glider speed will be

• A)1/4 m/s.
• B)1/5 m/s.
• C)1/6 m/s.
• D)1 m/s.
• E)none of the above

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