CameraIcon

SearchIcon

MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Relative Position

a person rows...

Question

a person rows a boat in water with a speed if 4m/s. Water in the river is flowing with a speed of 2m/s . If the person rows prependicular to the direction of flow, find the resul†an t velocity of boat and time taken by the boat to cross the river if width of the river is 400m

Open in App

Solution

Suggest Corrections

thumbs-up

5

Similar questions

400 m

wide is flowing at a rate of

2.0 m / s

. A boat is sailing at a velocity of

10.0 m / s

with respect to the water, in a direction perpendicular to the river. Find the time taken by the boat to reach the opposite bank.

B

is moving upstream with velocity

3 m/s

with respect to ground. An observer standing on boat observes that a swimmer

S

is crossing the river perpendicular to the direction of motion of boat. If river flow velocity is

4 m/s

and swimmer crosses the river of width

100 m

50 sec

Q. Velocity of a boat in still water is

13 m / s

. If the water in a river flows with a velocity of

5 m / s

and the width of the river is

156 m

, what is the difference in time taken by the boat to cross the river in the shortest possible path and the shortest possible time? (in seconds)

Q. A boat is to cross a river of width 500 m. The velocity of the river flow is 5 kmph and the velocity of the boat is 10 krnph. The angle at which the boat is to be rowed with the direction of river flow velocity so that the boat can cross the river along shortest path is

Q. The speed of a boat in still water is

\sqrt{5} m/s

. While crossing a river, the average speed of the boat is

3 m/s

. If boat crosses the river in the shortest possible time, what is the speed of flow of water?

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Relative Motion

PHYSICS

Watch in App

explore_more_icon

Explore more

Relative Position

Standard XII Physics

Join BYJU'S Learning Program

CrossIcon