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Escape Speed

an object is ...

Question

an object is released at one bank into a river flowing with speed 5 km/h towards east.Air is blowing with speed 5 km/h towards north .ifwidth of river is 200 m then minimum time taken by floating object to reach the other bank i

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Similar questions

Q. Air speed of an aeroplane is

400 k m / h r

. The wind is blowing at

200 k m / h r

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. The minimum time taken by a boat to cross the river with a speed

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Q. An aircraft flies at a speed of

400 km/h

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Q. A swimmer swims in still water at a speed

= 5 k m / h

200 m

wide river, having river flow speed

= 4 k m / h r

at point A and proceeds to swim at an angle of

127^{o}

with the river flow direction. Another point B is located directly across A on the other side. The swimmer lands on the other bank at a point C, from which he walks the distance CB with a speed

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Q. A swimmer swims in still water at a speed

= 5 k m / h r

200 m

wide river, having river flow speed

= 4 k m / h r

at point A and proceeds to swim at an angle of

127^{\circ}

with the river flow direction. Another point

B

is located directly across

A

on the other side. The swimmer lands on the other bank at a point

C

, from which he walks the distance

C B

= 3 k m / h r

. The total time in which he reaches from

A

B

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