An Airplane of Mass 1

question 26

Multiple Choice

An airplane of mass 1.2 *10⁴ kg tows a glider of mass 0.6 * 10⁴ kg. The airplane propellers provide a net forward thrust of 5.4 * 10⁴ N. What is the glider's acceleration?

• A) 2.0 m/s²
• B) 3.0 m/s²
• C) 6.0 m/s²
• D) 9.8 m/s²

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Definitions:

Moisture

The presence of water or other liquid, in vapor form or as tiny droplets, within a substance or environment.

Charged Electroscope

A device used to detect the presence of electric charge, either positive or negative, by the movement of a metal foil.

Test Object

An item or device being subjected to an examination or experimental procedure to evaluate its properties or performance.

Opposite Polarity

A condition where two magnetic or electric fields have directions that are directly opposed to each other.