Law of Cosines, Revising a Flight Plan.
11 هزار بار بازدید -
11 سال پیش
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In attempting to fly from
In attempting to fly from Chicago to Louisville, a distance of 330 miles, a pilot inadvertently took a course that was 10 degrees in error, as indicated in the figure.
a) If the aircraft maintains an average speed of 220 miles per hour and if the error in direction is discovered after 15 minutes, through what angle should the pilot turn to head toward Louisville?
b) What new average speed should the pilot maintain so that the total time of the trip is 90 minutes?
a) If the aircraft maintains an average speed of 220 miles per hour and if the error in direction is discovered after 15 minutes, through what angle should the pilot turn to head toward Louisville?
b) What new average speed should the pilot maintain so that the total time of the trip is 90 minutes?
11 سال پیش
در تاریخ 1392/01/08 منتشر شده
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