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An aeroplane flies along a straight line from A to B with a speed v_(0) and back again with the same speed v_(0). A steady wind v is blowing. If AB = 1 then a)total time for the trips is (2v_(0)l)/(v_(0)^(2) - v^(2)) if wind blows along the line AB b) total time for tips is (2l)/(sqrt(v_(0)^(2) - v^(2)), if wind blows perpendicular to the line AB c) total time for the trip decreases because of the presece of wind d) total time for the trip increases because of the presence of wind |
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Answer» a, B, d are CORRECT |
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