Two Bodies a and B Move Toward Each Other with Speeds

question 85

Multiple Choice

Two bodies A and B move toward each other with speeds of 80 cm/s and 20 cm/s,respectively.The mass of A is 140 g and that of B is 60 g.After a head-on,perfectly elastic collision,the speed of B is

• A)8.0 cm/s
• B)20 cm/s
• C)92 cm/s
• D)1.2 m/s
• E)1.3 m/s

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Definitions:

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A quality of being pleasantly friendly, genial, or showing kind regard to others.

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The ability to do something successfully or efficiently, often related to specific skills or knowledge.

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Negative attitudes and stereotypes about women that are openly antagonistic or derogatory.

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Receiving lower compensation for work performed compared to others, often highlighted in discussions of wage disparities.