A 0454-Kg Block Starts from Rest and Slides 3

question 37

Multiple Choice

A 0.454-kg block starts from rest and slides 3.05 m down a frictionless plane inclined at 53º to the horizontal.At the bottom it slides 9.14 m over a horizontal frictionless plane before compressing a spring (k = 14.7 N/m) a distance x and coming momentarily to rest.The value of x is approximately

• A)0.215 m
• B)1.52 m
• C)2.44 m
• D)1.83 m
• E)1.21 m

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Definitions:

Conditional Sale

A sales agreement that includes conditions that must be met before the sale is final and the property is transferred to the buyer.

Ordinary Annuity

A series of equal payments made at regular intervals over a specified period of time.

Nominal Interest

The interest rate stated on a loan or investment agreement before the adjustment for inflation.

Effective Rate

The effective rate is the actual interest rate on an investment or loan, taking into account the compounding of interest, as opposed to the nominal or stated rate.