A Ball Is Dropped from a Rooftop of a Building

question 4

Multiple Choice

A ball is dropped from a rooftop of a building and falls for two seconds. The acceleration of gravity is 9.8 m/s² . The ball is referred to at the two-second time.  The velocity of the ball in m/s is

• A) 0.
• B) 4.9.
• C) 9.8.
• D) 19.6.
• E) none of these.

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Definitions:

Revenue Data

Information related to the income generated from normal business operations, such as sales of goods or services.

Competitive Price-Taker

A market participant who accepts the prevailing market price as given and has no influence over it due to the high level of competition.

Profit

The financial gain attained after subtracting total expenses from total revenues.

Competitive Price-Taker

A business that has no control over the market price and must accept the prevailing market price set by supply and demand forces.