A ferry is crossing a river. If the ferry is headed SE with a speed of 3.50 m/s relative to the water and the river’s velocity is 6.4 m/s to the SE, what is the boat’s velocity relative to an observer on the river bank? a 1.8 m/s SE b 2.9 m/s SE c 9.9 m/s SE d 9.9 m/s NW e 22 m/s SE f 2.9 m/s NW g 22 m/s NW h 1.8 m/s NW

A ferry is crossing a river. If the ferry is headed SE with a speed of 3.50 m/s relative to the water and the river’s velocity is 6.4 m/s to the SE, what is the boat’s velocity relative to an observer on the river bank? a 1.8 m/s SE b 2.9 m/s SE c 9.9 m/s SE d 9.9 m/s NW e 22 m/s SE f 2.9 m/s NW g 22 m/s NW h 1.8 m/s NW

Name: A ferry is crossing a river. If the ferry is headed SE with a speed of
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Description: A ferry is crossing a river. If the ferry is headed SE with a speed of 3.50 m/s relative to the water and the river’s velocity is 6.4 m/s to the SE, what is the boat’s velocity relative to an observer on the river bank?a1.8 m/s SEb2.9 m/s SEc9.9 m/s

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 23P: A student stands at the edge of a cliff and throws a stone horizontally over the edge with a speed...

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A ferry is crossing a river. If the ferry is headed SE with a speed of 3.50 m/s relative to the water and the river’s velocity is 6.4 m/s to the SE, what is the boat’s velocity relative to an observer on the river bank? a 1.8 m/s SE b 2.9 m/s SE c 9.9 m/s SE d 9.9 m/s NW e 22 m/s SE f 2.9 m/s NW g 22 m/s NW h 1.8 m/s NW
A police officer is driving southbound on the highway at a speed of 24 meters per second. He sees a yellow car driving northbound. From inside the moving police car, the officer measures the yellow car’s speed as 59 meters per second. To an observer on the side of the road, what is the yellow car’s velocity? 59 m/s 83 m/s 24 m/s 35 m/s
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A student stands at the edge of a cliff and throws a stone horizontally over the edge with a speed of v0 = 21.5 m/s. The cliff is h = 39.0 m above a flat, horizontal beach as shown in the figure. a) What are the coordinates of the initial position of the stone? x0 = y0 = (b) What are the components of the initial velocity? v0x = v0y = (c) Write the equations for the x- and y-components of the velocity of the stone with time. (Use the following as necessary: t. Let the variable t be measured in seconds. Do not include units in your answer.) vx = vy = (d) Write the equations for the position of the stone with time, using the coordinates in the figure. (Use the following as necessary: t. Let the variable t be measured in seconds. Do not state units in your answer.) x = y = (e) How long after being released does the stone strike the beach below the cliff?s(f) With what speed and angle of impact does the stone land?…
Two students are on a balcony 19.6 m above the street. One student throws a ball vertically downward with a speed of 14.7 m/s. At the same instant, the other student throws a ball vertically upward at the same speed. The second ball just misses the balcony on the way down.a.) What is the difference in the time the balls spend in the air?b.) What is the velocity of each ball just before striking the ground?c.) How far apart are the balls 0.800 s after they are thrown?
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PROBLEM SOLVING A student accidentally dropped her pen from the fourth floor of the school building which is 14 m from the ground. How fast is it moving when it hits the ground? Equation? A. vf2=vi2+2gyvf2=vi2+2gyB. vf=vi2+2gyvf=vi2+2gyC. vf2=vi2−2gyvf2=vi2−2gyD. vf2=√vi2+2gyvf2=vi2+2gy Select from the letters above. Type only the letter.
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The water in a river flows downstream at 3.0 m/s. A boat is motoring upstream against the flow at 5.0 m/s relative to the water. What is the boat’s speed relative to the riverbank?A. 8.0 m/s B. 5.0 m/s C. 3.0 m/s D. 2.0 m/s
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1e. A student stands at the edge of a cliff and throws a stone horizontally over the edge with a speed of v0 = 18.5 m/s. The cliff is h = 20.0 m above a flat, horizontal beach as shown in the figure. How long after being released does the stone strike the beach below the cliff? (in seconds)