Question

How are the three laws of motion related? How do they describe the different aspects of motion?

Answer 1

Answer:

River is flowing 20m/s toward east. To cross the river

through shortest path swimmer will swim at an angle 143°

with the river flow direction. The width of river is 60m.

18

Then find out time to cross the river by the swimmer -

(1) 2 sec.

(2) 4 sec.

(3) 8 sec.

(4) Data not sufficient