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The width of a river is 3sqrt(3) km. A b...

The width of a river is 3`sqrt(3)` km. A boat has a velocity of `sqrt(3)` km/s and starts to cross the river in a direction perpendicular to the bank of the river. If the river is flowing with a velocity 2km/sec, find the distance drifted by the boat.

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6 km
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AAKASH SERIES-ELEMENTS OF VECTORS-NUMERICAL EXXERCISE (LEVEL -2)
  1. The width of a river is 3sqrt(3) km. A boat has a velocity of sqrt(3) ...

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  2. Two vectors of equal magnitude have a resultant equal to either of the...

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  3. A force (2hati+3hatj-hatk) newtons acts on a particle having position...

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  4. A body of mass 10 kg is suspended by a string and is pulled a side wit...

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  5. A man is travelling at 10.8 kmph in a topless car on a rainy day. He h...

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  6. A body starts with a velocity 2 hati +3hatj +11 hatk m/s and moves wi...

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  7. Prove that when the sides of a triagle are taken in order, it leads to...

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  8. Resultant of two vector of equal magnitude A is

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  9. A vector makes angle with X,Y and Z axer that are in the ratio 1:2:1 r...

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  10. The components of a particles velocity in the directions at right angl...

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  11. Two vectors vecP and vecQ are having their magnitudes in the ratio s...

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  12. A vector makes angles alpha,beta "and" gamma with the X,Y and Z axes r...

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  13. At a given instant of time two particles are having the position vecto...

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  14. IF barP + barQ = barR and P=Q = (R )/(sqrt(2)) then find the a...

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  15. The sum of the magnitudes of wto forces acting at a point is 18 and th...

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  16. Two particles A And B , move with constant velocities v(1) and v(2) At...

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  17. A launch plies between two points A and B on the opposite banks of a r...

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  18. A boat moves perpendicular to the bank with a velocity of 7.2 km/h. Th...

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  19. An aeroplane is flying with a velocity 800kmph relative to air wind is...

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  20. A swimmer is capable of swimming at 1.65ms- in still water. If he swim...

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