A 30-Kg Block Slides on a Frictionless 20° Inclined Plane

question 5

Multiple Choice

A 3.0-kg block slides on a frictionless 20° inclined plane. A force of 16 N acting parallel to the incline and up the incline is applied to the block. What is the acceleration of the block?

• A) 2.0 m/s² down the incline
• B) 5.3 m/s² up the incline
• C) 2.0 m/s² up the incline
• D) 3.9 m/s² down the incline
• E) 3.9 m/s² up the incline

---

Definitions:

Monsoon

Refers to winds that reverse directions depending on the season.

Land Breeze

A local wind that blows from the land to the sea due to higher- pressure air over the land.

Offshore Breeze

A wind that blows from the land towards the sea, typically during the day due to temperature differences.

Low Pressure

An area where the atmospheric pressure is lower than that of the surrounding regions, often leading to poor weather conditions.