A Helicopter Is Flying Horizontally with a Speed of 444

question 71

Multiple Choice

A helicopter is flying horizontally with a speed of 444 m/s over a hill that slopes upward with a 2% grade (that is,the "rise" is 2% of the "run") .What is the component of the helicopter's velocity perpendicular to the sloping surface of the hill?

• A) 8.9 m/s
• B) 220 m/s
• C) 435 m/s
• D) 444 m/s