Relative Velocity: a Plane Has an Eastward Heading at a Speed

question 22

Multiple Choice

Relative velocity: A plane has an eastward heading at a speed of 156 m/s (relative to the air) . A 20.0 m/s wind is blowing southward while the plane is flying. The velocity of the plane relative to the ground is

• A) 157 m/s at an angle 7.31° south of east.
• B) 157 m/s at an angle 7.31° east of south.
• C) 155 m/s at an angle 7.36° south of east.
• D) 155 m/s at an angle 7.36° east of south.
• E) 157 m/s at an angle 7.36° south of east.

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