Question

A man wants to reach point B on the opposite bank
of a river flowing at a speed 4 m/s starting from A
as shown in figure. What minimum speed relative to
water should the man have so that he can reach
point B directly by swimming?
- 30m>B
40m
A
1
(1) m
4
m/s
(2)
12
m/s
5
(3)
16
m/s
(4)
23
m/s
5
5​

Answer 1

Answer:

option c it's answer.

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