A pilot is taking his plane towards north with a velocity of 100 km/h. At that place the wind is blowing with a speed of 60 km/h from east to west. Calculate the resultant velocity of the plane. How far the plane will be after 20 min. from the starting point?
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Ans. 116.6 km/h, at an angle of tan–1
west of
north, 38.86 km
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