Please double check my answers to 1 and 2, and help with 3. 3. What angle must the boat be pointed at to cross the river to point B directly opposite point A? Note that ? is the angle made with the line joining A and B. The diagram (not to scale) shows a boat used to cross a river from point A to point B. The boat rows with a speed relative to the waterUow = 2.8 m/s. A current flows parallel to the bank (ground) with a velocity iwg = –2.2ĵ m/s.VowîA.ВPart 1)The rower stops rowing the boat in the middle of the river and the boat comes to rest with respect to the water. In this part use:A. i directionB. -î directionc. ĵ directionD. -j directionWhich direction will the boat drift according to an observer stationary at point A?DAccording to a person on the boat which direction is the person at point A moving? Part 2)Consider the original scenario. The rower keeps rowing non-stop with velocity Ūbw from the departure point A and aims to hit the bankon the opposite side at point B. What is the boat's velocity respect to the bank (ground)?Übg = 1.732+ 0i m/sYour last answer was interpreted as follows: 1.732Your last answer was interpreted as follows: 0

Both part 1 and part 2 correct Now, for part 3 Sin θ = Vwg/Vbw = 2.2/2.8 Sin θ = 0.786 θ =…

Answered: What angle must the boat be pointed at…

What angle must the boat be pointed at to cross the river to point B directly opposite point A? Note that ? is the angle made with the line joining A and B.

College Physics

10th Edition

ISBN:9781285737027

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter3: Vectors And Two-Dimensional Motion

Section: Chapter Questions

Problem 38P: A Coast Guard cutter detects an unidentified ship at a distance of 20.0 km in the direction 15.0...

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Question

Please double check my answers to 1 and 2, and help with 3.

3. What angle must the boat be pointed at to cross the river to point B directly opposite point A? Note that ? is the angle made with the line joining A and B.

The diagram (not to scale) shows a boat used to cross a river from point A to point B. The boat rows with a speed relative to the water
Uow = 2.8 m/s. A current flows parallel to the bank (ground) with a velocity iwg = –2.2ĵ m/s.
Vow
î
A.
В
Part 1)
The rower stops rowing the boat in the middle of the river and the boat comes to rest with respect to the water. In this part use:
A. i direction
B. -î direction
c. ĵ direction
D. -j direction
Which direction will the boat drift according to an observer stationary at point A?
D
According to a person on the boat which direction is the person at point A moving?

Part 2)
Consider the original scenario. The rower keeps rowing non-stop with velocity Ūbw from the departure point A and aims to hit the bank
on the opposite side at point B. What is the boat's velocity respect to the bank (ground)?
Übg = 1.732
+ 0
i m/s
Your last answer was interpreted as follows: 1.732
Your last answer was interpreted as follows: 0

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