36. An airplane has an airspeed of 400 km/h and is heading due west. If it encounters a wind blowing north at 120 km/h, how many degrees north from west is the resultant velocity of the plane? 16.7° a. с. 72.5° b. 17.5° d. 73.3°

36. An airplane has an airspeed of 400 km/h and is heading due west. If it encounters a wind blowing north at 120 km/h, how many degrees north from west is the resultant velocity of the plane? 16.7° a. с. 72.5° b. 17.5° d. 73.3°

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter3: Vectors

Section: Chapter Questions

Problem 55PQ: Two birds begin next to each other and then fly through the air at the same elevation above level...

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36. An airplane has an airspeed of 400 km/h and is heading due west. If it encounters a wind blowing north at 120
km/h, how many degrees north from west is the resultant velocity of the plane?
а.
16.7°
с.
72.5°
b.
17.5°
d. 73.3°
37. Suppose x •y = 2, x = 2 and y = 2. What is the angle between the vectors x and y ?
a.
30°
c.
45°

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