A 20-Kg Block Is Projected Down a Plane That Makes an an Angle

question 9

Multiple Choice

A 2.0-kg block is projected down a plane that makes an angle of 20° with the horizontal with an initial kinetic energy of 2.0 J. If the coefficient of kinetic friction between the block and plane is 0.40, how far will the block slide down the plane before coming to rest?

• A) 3.0 m
• B) 1.8 m
• C) 0.30 m
• D) 1.0 m
• E) 1.3 m

---

Definitions:

Interest Rates

The percentage charged or paid for the use of money, typically expressed as an annual rate provided by lenders to borrowers.

Bond Prices

The market cost of bonds, which can fluctuate based on interest rate movements, credit quality, and other factors.

Retractable Bonds

Bonds that provide the holder the option to redeem them at a predetermined price before maturity, potentially at par value or a slight premium.

Interest Rates

The fee, shown as a percentage of the total amount loaned, that a lender imposes on a borrower for the right to use their funds.