Question

18.
An object is released at one bank into a river
flowing with speed 5 km/h towards east. Air is
blowing with speed 5 km/h towards north. If width
of river is 200 m, then minimum time taken by
floating object to reach the other bank is (consider
ideal situation)
(1) 144 minute (2) 3.4 second
(3) 144 second (4) 14.4 second
Anroiectile is thrown at an angle 37° from the​

Answer 1

Answer:

Hey mate,

your answer will be

(3) 144 sec

Explanation:

$v = \frac{d}{t}$

$t = \frac{d}{v}$

$t = \frac{0.200}{5}$

$t = 0.04 \: hr$

$time \: in \: sec = 0.04 \times 3600$

time will me 144 sec

Hope this will help uh!

☺️❣️