An Airplane with an Airspeed of 120 Km/h Has a Heading

question 110

Multiple Choice

An airplane with an airspeed of 120 km/h has a heading of 30° east of north in a wind that is blowing toward the west at 30 km/h. What is the speed of the plane relative to the ground?

• A) 150 km/h
• B) 90 km/h
• C) 140 km/h
• D) 110 km/h

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Definitions:

42 MT Starter Motor

A specific model of starter motor designed to crank internal combustion engines into starting by rotating them, often referenced by its capacity or model number.

High Compression Engines

Engines designed with a high ratio of the volume of its combustion chamber from its largest capacity to its smallest capacity, which typically increases efficiency and power output.

Reduction Ratio

The ratio of the output speed to the input speed in a gear system, indicating how much the gear reduces the speed.

Armature Shaft

The rotating shaft part of an electric motor or generator, onto which the armature winding is coiled.