AP EAMCET Medical 2017 Shift 1 Paper

Question : 83 of 160

Marks: +1, -0

If a boat moves perpendicular to the bank of a river from a point A. it reaches a point C which is at 120 m down the stream from a point B on the opposite bank in 10 minutes as shown in the figure. If the boat moves with the same velocity at an anglea along .AD upstream it reaches the point B in 12.5 minutes. The width of the river and the angle a respectively are______.
(Line AB is perpendicular to the banks of the river).

100 m , sin−1(0.8)
200 m , cos−1(0.8)
300 m , tan−1 (0.6)
300 m , cos−1 (0.6)

Validate

Go to Question:

Prev Question

Next Question