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

question 127

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 speed the combined gliders 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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