A 50-Kg Crate Is Resting on a Horizontal Plank

question 28

Multiple Choice

A 5.0-kg crate is resting on a horizontal plank.The coefficient of static friction is 0.50 and the coefficient of kinetic friction is 0.40.After one end of the plank is raised so the plank makes an angle of 30° with the horizontal, the force of friction is:

• A)0 N
• B)17 N
• C)20 N
• D)25 N
• E)49 N

---

Definitions:

Reported Earnings

The profit a company officially reports to the public in its financial statements, adhering to standard accounting practices.

Current Earnings

The amount of profit a company has generated during a specific period, often before the deduction of taxes and other expenses.

Stock Prices

The current market price of a company's share, reflecting what investors are willing to pay for it at a given time.

Capitalization Rate

A rate of return on a real estate investment property based on the expected income that the property will generate.