Flag Modern Physics> A boat is rowed across a river at the rat...
question mark

A boat is rowed across a river at the rate of 4.5km/hr. The river flows at the rate of 6km/hr. The velocity of boat in m/s is

Manjeet , 6 Years ago
Grade 12th pass
anser 1 Answers
Arun

Last Activity: 6 Years ago

the boat and river move at a right angle 
so 
4.5^2 + 6^2 = V^2 = 56.25 
V = 7.5 km/hr 
then 
7.5 km/hr * 1000 m/km * 1 hr/3600 s = 2.1 m/s

Provide a better Answer & Earn Cool Goodies

Enter text here...
star
LIVE ONLINE CLASSES

Prepraring for the competition made easy just by live online class.

tv

Full Live Access

material

Study Material

removal

Live Doubts Solving

assignment

Daily Class Assignments


Ask a Doubt

Get your questions answered by the expert for free

Enter text here...