You are riding on a west bound train traveling at 19.3km/hr. You getup and walk 3.6 km/hrwestward relative to the train. What is your resultant velocity? (Record the speed first then the angleusing a mathematical compass betweeno deg and 359.9 deg)Submit Answer Tries 0/10You turn and walk at the same speed eastward. What is your resultant velocity?Submit AnswerTries 0/10You turn an walk at the samespeed directly north. What is your resultant velocity?Submit AnswerTries 0/10

Answered: Image /qna-images/answer/a6d90538-552d-4e49-bb9c-deebb4ea870d.jpg

Answered: You are riding on a west bound train…

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Andrea is paddling a kayak. She starts from a dock and paddles 13.5km S550W. Thenshe decides to paddle 12.2km S650E to the shore for rest. If you wanted to go directly tothe camp site to meet up with her, what distance and direction from the dock should youpaddle?
A cannonball is fired from a gun with a muzzle velocity of 65 m/s at an angle of 40 degrees above the horizontal.What is the y-component of this velocity?41.78 m/s If the cannonball was thrown straight upwards at this velocity (the y-component of velocity found in part one), how long would it be in the air.8.356 s
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The figure depicts the sum of two velocities, vA and vB. The magnitude of the sum is 5.5 m/s and the angles shown in the image are θ1 = 26.3°, and θ2 = 16.1°. 1. Find the magnitude of velocity vA in meters per second. 2. Find the magnitude of velocity vB in meters per second.
A swimmer wants to cross a river that is flowing east at 0.95 m/s . To do so, the swimmer points 33.0o north of west. How fast must they swim relative to the water so that they swim directly north across the river? Give your answer in meters per second to two decimal places
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A cannonball is launched from ground level. The launch angle is 60°, with an initial speed of vi = 120 m/s. How far away does the cannonball land? Express your answer with the appropriate units. HA ? Value Units d = Submit Request Answer
Two velocity vectors are defined as follows: ₁ = 40.0 m/s, 50.0° cw from the +x axis v₂ = 30.0 m/s, 75.0° cw from the -y axis a) b) Sketch the vector ₁ on an x-y grid. Label any relevant angle. Calculate the x- and y-components of ₁. Write the vector in terms of its components using unit vector notation. c) d) e) v₂ – v- Calculate the x- and y-components of the change in velocity defined as A = Write the vector Av in terms of its components using unit vector notation. Sketch the vector A on an x-y grid. Define a relevant angle symbolically whose numerical value you will calculate in the next part. f) g) Calculate the magnitude and direction of the vector Av. h) Finally, write the vector Av in terms of its magnitude and direction. Sketch the vector v₂ on an x-y grid. Label any relevant angle. Calculate the x- and y-components of 7₂. Write the vector ₂ in terms of its components using unit vector notation.
On a day when the wind is blowing toward the south at 4 m/s , a runner logs west at 1.6 m/s s.what is the magnitude of of the air relative to the runner Calculate answer to one decimal.
A ball is thrown from an initial height of 4.0 m above the ground. The initial speed is 10.2 m/s at an angle of 270 above the horizontal. Find the time taken for the ball to hit the ground. Give your answer in seconds to 2 sf. +y L. Your Answer: Answer
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A student fires a cannonball vertically upwards with a speed of 39.0m/s. Determine all unknowns and answer the following questions. Neglect drag and the initial height and horizontal motion of the cannonball. What was the cannonball's maximum height? unit How long did the cannonball rise? unit What was the cannonball's total flight time? unit check answers cannot be de Unit 12: forces and motion review, one-dimensional motion problems Desmos Scientific Online Calculator

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