An aeroplane takes flight from a place towards another place in a direction eN of E in a strong wi of velocity U to the west The

Question

An aeroplane takes flight from a place towards another place in a direction eN of E in a strong wi of velocity U to the west The speed of plane in still air is V Distance between the two places is L 13 If T T are time of travel of on ward and return journey then T T 2 90 a L u u b 10 c 21 v 4 FLITE SER d L 2 v u

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