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A man is crossing a river flowing with v...

A man is crossing a river flowing with velocity of `5m//s`. He reaches a point directly across at a distance of 60m in 5 sec. His velocity in still water should be

A

12 m/s

B

13 m/s

C

5 m/s

D

10 m/s

Text Solution

Verified by Experts

The correct Answer is:
B
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ALLEN -KINEMATICS-2D-Exercise (O-1)
  1. Wind is blowing in the north direction at speed of 2 m/s which causes ...

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  2. A boat which has a speed of 5km per hour in still water crosses a rive...

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  3. A man is crossing a river flowing with velocity of 5m//s. He reaches a...

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  4. A motor boat is to reach at a point 30^@ upstream on the outer side of...

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  5. A ball is thrown from the top of 36m high tower with velocity 5m//ss a...

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  6. A particle moves in the xy plane and at time t is at the point vec r= ...

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  7. A particle moves in the xy plane with a constant acceleration 'g' in t...

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  8. Two particle A and B projected along different directions from the sam...

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  9. Positions of two vechicles A and B with reference to origin O and thei...

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  10. Two projectiles are thrown simultaneously in the same plane from the s...

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  11. Two projectiles are thrown simultaneously in the same plane from the s...

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  12. Two projectiles are thrown simultaneously in the same plane from the s...

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  13. A particle leaves the origin with initial velocity vec(v)(0)=11hat(i)+...

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  14. A particle leaves the origin with initial velocity vec(v)(0)=11hat(i)+...

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  15. A particle leaves the origin with initial velocity vec(v)(0)=11hat(i)+...

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  16. By the term velocity of rain, we mean velocity with which raindrops fa...

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  17. By the term velocity of rain, we mean velocity with which raindrops fa...

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  18. If 2×10^(6) electrons/s are flowing through an area of cross section o...

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  19. The distance travelled by a particle starting from rest and moving wit...

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  20. A 2A wire can withstand a maximum power of 20W in circuit. The resista...

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