A 400 Kg Object Is Moving at 5

question 48

Multiple Choice

A 4.00 kg object is moving at 5.00 m/s EAST.It strikes a 5.00 kg that is moving WEST at 2.00 m/s.The objects have a one-dimensional elastic collision in the EAST-WEST direction.The velocity of the 5.00 kg object after the collision is

• A) 4.22 m/s EAST.
• B) 2.78 m/s WEST.
• C) 4.22 m/s WEST.
• D) 2.78 m/s EAST.
• E) 1.11 m/s WEST.

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