A 40-Kg Mass,initially at Rest on a Horizontal Frictionless Surface,is Struck

question 61

Multiple Choice

A 4.0-kg mass,initially at rest on a horizontal frictionless surface,is struck by a 2.0-kg mass moving along the x axis with a speed of 8.0 m/s.After the collision,the 2.0-kg mass has a speed of 4.0 m/s at an angle of 37 $\degree$ from the positive x axis.What is the speed of the 4.0-kg mass after the collision?

• A)2.0 m/s
• B)2.7 m/s
• C)4.9 m/s
• D)2.4 m/s
• E)3.6 m/s

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Definitions:

Capital Contributions

Financial or other assets provided by owners or investors to a company, increasing its equity.

Capital Balance

The amount of funds contributed by owners or partners to a business, plus any retained earnings or subtracted losses, constituting the equity portion of the balance sheet.

Net Income

The total profit of a company after all expenses and taxes have been deducted from total revenue.

Income Distribution

Income distribution involves the sharing of a company's profits among its shareholders or the allocation of income across various economic groups in a society.