5. A motorboat is crossing a river that flows eastward at a speed of 5 km/h. If the boat needs to maintain its northward course and a speed of 10 km/h relative to an observer standing on the riverbank, what should be its velocity relative to the river? [Hint: Solve for vor]

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Answer the Problem solving and Show your Complete Solutions. This is all about General Physics 1 Kinematics: Motion in 2- Dimensions and 3 Dimensions.

Kinematics 2: Motion in 2-Dimenstions and 3-Dimensions
Problem Solving
5.
A motorboat is crossing a
river that flows eastward at a
speed of 5 km/h. If the boat
needs
to
maintain
its
northward
speed of 10 km/h relative to
an observer standing on the
riverbank, what should be its
velocity relative to the river?
[Hint: Solve for v,]
course
and
a
6.
A strong wind blows to the west at a speed of 38.7 mi/h relative to the
ground causing a commercial plane to change course. What should be
the plane's velocity in order to maintain a southward direction at a
constant speed of 452 mi/h relative to the ground?
pE
pw
Transcribed Image Text:Kinematics 2: Motion in 2-Dimenstions and 3-Dimensions Problem Solving 5. A motorboat is crossing a river that flows eastward at a speed of 5 km/h. If the boat needs to maintain its northward speed of 10 km/h relative to an observer standing on the riverbank, what should be its velocity relative to the river? [Hint: Solve for v,] course and a 6. A strong wind blows to the west at a speed of 38.7 mi/h relative to the ground causing a commercial plane to change course. What should be the plane's velocity in order to maintain a southward direction at a constant speed of 452 mi/h relative to the ground? pE pw
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