A 20-Kg Block Slides on a Frictionless 15° Inclined Plane

question 41

Multiple Choice

A 2.0-kg block slides on a frictionless 15° inclined plane. A force acting parallel to the incline is applied to the block. The acceleration of the block is 1.5 m/s² down the incline. What is the applied force?

• A) 8.1 N down the incline
• B) 3.0 N down the incline
• C) 2.1 N up the incline
• D) 3.0 N up the incline
• E) 8.1 N up the incline

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Definitions:

Milliliters

A metric unit of volume equal to one thousandth of a liter, commonly used in liquid measurement.

Corticosteroid Inhaler

A medical device used to deliver corticosteroids to the lungs via inhalation, commonly used in the treatment of asthma and other respiratory conditions.

Intravenous Medication

A method of administering medication directly into the veins.

Deltoid Muscle

A large triangular muscle covering the shoulder joint that is responsible for lifting the arm.