When Rolled Down a Mountainside at 7

question 49

Multiple Choice

When rolled down a mountainside at 7.0 m/s,the horizontal component of its velocity vector was 1.8 m/s.What was the angle of the mountain surface above the horizontal?

• A)75°
• B)57°
• C)33°
• D)15°

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Definitions:

360-Day Year

An accounting convention that uses 360 days in a year for calculating interest on loans and other financial instruments.

Commission

A service charge assessed by a broker or agent for providing assistance in the execution of a transaction.

Accrued Interest

Interest that has been earned but not yet paid.

Semiannually

Occurring twice a year, typically used in the context of payments, interest calculations, or reports.