The vector above is given in x- and y-component form as Vx = -7 m/s, Vy = 4 m/s' What is the angle 82 Enter an answer between 0 and 360 degrees. (no negatives) degrees Submit Answer Tries 0/2 What is the magnitude of the vector? m/s Submit Answer Tries 0/2 X Post Discussion

The vector above is given in x- and y-component form as Vx = -7 m/s, Vy = 4 m/s' What is the angle 82 Enter an answer between 0 and 360 degrees. (no negatives) degrees Submit Answer Tries 0/2 What is the magnitude of the vector? m/s Submit Answer Tries 0/2 X Post Discussion

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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15) Consider the three vectors shown below in the attache image. In this example, each vector represents a force in Newton’s (N). Each vector can be resolved into an x and y component. Resolve vector A into its x and y components. Round your answers to two decimal places. x component of vector A: _________________________________ y component of vector A: _________________________________ 16) Suppose Vishal goes for a long jog. During his journey: He travels 25 m east, Then 50 m at an angle of 40° N of E (North of East) Then 10 m North, Then 60 m at an angle of 30° S of W (South of West) Calculate Vishal’s displacement. Note: Specify the magnitude, angle, and reference of the displacement vector. Include all units with your answers and round your answers to two decimal places. Magnitude: _________________ Angle: ______________________ Reference: ______________________
6. When adding two perpendicular vectors, which of the following methods is best suited to determining the net vector? a) The component method c) The tip-to-tail method 7. An airplane is taking off with a speed of 260 km/h with its nose at an angle of inclination of 35 degrees. What are the horizontal and vertical components of it's motion (in that order) in km/h? 230, 110 a) b) 110, 230 c) 150, 210 d) 210, 150 8. An object is dropped and hits the ground 6.00 seconds later. From what height was it dropped? (Ignore air resistance). a) 177 m c) 294 m a) b) Magnitude adding method d) Scale diagram method 9. An object reaches a maximum velocity of v₂ by travelling a distance d, with an acceleration of a. How long of a time did this take to accomplish? 0₂²-0₁² 2ad V₂±√√v₂²-2ad a b) 289 m d) Not enough information given. c) At its max height V₂-ad 2 d) None of the above b) 10. An object is launched from the edge a cliff before falling into the water below. At a particular instant, its speed…
4 pt) Two vectors appear as in the figure. Which combination points directly downward? Circle the correct answer and support your choice with the drawing below. A. ? + ? B. ? ― ? C. ? ― ? D. ― ? ― ?
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21- Which are incorrect for the K, L and M vectors given in the figure? A) Only I B) Only II C) Only III D) I and III E) II and III
Determine the horizontal component of a 10.20-N force, applied 17 degrees below the horizontal The act of combining several vectors yields a new vector (capable of replacing the original ones with the same effect) called a : A. Sum B. Equilibrant C. Resultant D. Total What is not useful in characterizing a vector? A. Unit B. Angle C. Direction D. Magnitude