In the Figure, Block a Has a Mass of 3

question 3

Multiple Choice

In the figure, block A has a mass of 3.00 kg. It rests on a smooth horizontal table and is connected by a very light horizontal string over an ideal pulley to block B, which has a mass of 2.00 kg. When block B is gently released from rest, how long does it take block B to travel 80.0 cm?

• A) 0.404 s
• B) 0.494 s
• C) 0.639 s
• D) 0.785 s
• E) 0.935 s

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Definitions:

Consumption

The total value of goods and services used by households and non-profit institutions serving households, excluding purchases of dwellings.

Saving

The act of setting aside money for future use, often by depositing it in a bank or investing in assets.

Disposable Income

The total money a person or household can use for saving or spending after deducting income taxes.

Autonomous Consumption

The level of consumption that would still occur even if a consumer had no income, driven by basic needs and commitments.