A 12-Kg Spring-Activated Toy Bomb Slides on a Smooth Surface Along

question 23

Multiple Choice

A 1.2-kg spring-activated toy bomb slides on a smooth surface along the x-axis with a speed of 0.50 m/s.At the origin 0,the bomb explodes into two fragments.Fragment 1 has a mass of 0.40 kg and a speed of 0.90 m/s along the negative y-axis.In the figure,the angle θ,made by the velocity vector of fragment 2 and the x-axis,is closest to

• A)31°.
• B)37°.
• C)38°.
• D)53°.
• E)59°.

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Definitions:

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An American psychologist best known for his research on social isolation, maternal-separation, and dependency needs of rhesus monkeys, which played a significant role in understanding human emotional and social development.

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