An airplane must reach an airport located due north of its current position

PHYSICS · Single correct · CBSE · Physics · Motion in a Plane · Motion in a Plane

Problem

An airplane must reach an airport located 360 km360\,\text{km} due north of its current position. The airplane’s airspeed is 240 km/h240\,\text{km/h}, and a steady wind of 80 km/h80\,\text{km/h} blows toward the east. If the pilot chooses the correct heading so that the airplane travels in a straight line to the airport, approximately how long will the flight take? (a) 1.5 h1.5\,\text{h} (b) 1.4 h1.4\,\text{h} (c) 1.6 h1.6\,\text{h} (d) 1.8 h1.8\,\text{h}

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