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A man can swim in still water at a speed...

A man can swim in still water at a speed of 6 kmph and he has to cross the river and reach just opposite point on the other bank. If the river is flowing at a speed of 3 kmph, he has to swim in the direction

A

`30^(@)` with the river flow

B

`60^(@)` with the river flow

C

`135^(@)` with the river flow

D

`120^(@)` with the river flow

Text Solution

Verified by Experts

The correct Answer is:
D
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Knowledge Check

  • A man can swim in still water at a speed of 6 kmph and he has to cross the river and reach just opposite is point on the other bank. If the river is flowing at a speed of 3 kmph, he has to swim in the direction

    A
    `30^(@)` with the river flow
    B
    `60^(@)` with river flow
    C
    `135^(@)` with the river flow
    D
    `120^(@)` with the river flow

  • A man can swim in still water at a speed of 6 kmph and he has to cross the river and reach just opposite is point on the other bank. If the river is flowing at a speed of 3 kmph, and the width of the river is 2km, the time taken to cross the river is (in hours)

    A
    `(2)/(27)`
    B
    `(2)/(sqrt(27))`
    C
    `(2)/(3)`
    D
    `(2)/(sqrt(45))`

  • A man can swim in still water at a speed of 6 kmph and he has to cross the river and reach just opposite point on the other bank. If the river is flowing at a speed of 3 kmph, and the width of ther river is 2 km, the time taken to cross the river is (in hours)

    A
    `(2)/(27)`
    B
    `(2)/(sqrt(27))`
    C
    `(2)/(3)`
    D
    `(2)/(sqrt(45))`

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