A boat moves perpendicular to the bank with a velocity of 7.2km ph . The current carries it 150m downstream. Find the velocity of current and the time required to cross the river. Width of the river is 0.5km.

A boat moves perpendicular to the bank with a velocity of 7.2km ph . T

1.	A boat moves perpendicular to the bank with a velocity of 7.2km ph . The current carries it 150m downstream. Find the velocity of current and the time required to cross the river. Width of the river is 0.5km.
Answer» ANSWER :`0.6ms^(-1),4.16min`