A particle moves in the xy plane with constant acceleration. At time zero, the particle is at x = 5.0 m, y = 4.0 m, and has velocity v = 9.0 m/s î + 10.0 m/s j. Theacceleration is given by the vector a = 9.0 m/s2 î + 5 m/s2 j.(a) Find the velocity vector at t = 7.0 s.(72V m/s) î + ( 45v m/s) j(b) Find the position vector at t = 4.0 s.(133x m) î + (40X m) j(c) Give the magnitude and direction of the position vectorpart (b).X mX ° (counterclockwise from the +x-axis)1928916.74The acceleration is constant so you can use the constant-acceleration equations in vector form.eBook

A particle moves in the xy plane with constant acceleration. At time zero, the particle is at x = 5.0 m, y = 4.0 m, and has velocity v = 9.0 m/s î + 10.0 m/s ĵ. The acceleration is given by the vector a = 9.0 m/s? î + 5 m/s? j. (a) Find the velocity vector at t = 7.0 s. 72 v m/s) î + ( 45 m/s) j (b) Find the position vector at t = 4.0 s. (133 x m) î + ( 40 |× m)j (c) Give the magnitude and direction of the position vector in part (b). 19289 X m 16.74 ° (counterclockwise from the +x-axis) The acceleration is constant so you can use the constant-acceleration equations in vector form.

A particle moves in the xy plane with constant acceleration. At time zero, the particle is at x = 5.0 m, y = 4.0 m, and has velocity v = 9.0 m/s î + 10.0 m/s ĵ. The acceleration is given by the vector a = 9.0 m/s? î + 5 m/s? j. (a) Find the velocity vector at t = 7.0 s. 72 v m/s) î + ( 45 m/s) j (b) Find the position vector at t = 4.0 s. (133 x m) î + ( 40 |× m)j (c) Give the magnitude and direction of the position vector in part (b). 19289 X m 16.74 ° (counterclockwise from the +x-axis) The acceleration is constant so you can use the constant-acceleration equations in vector form.

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter1: Introduction And Vectors

Section: Chapter Questions

Problem 4OQ: What is the y component of the vector (3i8k) m/s? (a) 3 m/s (b) 8 m/s (c) 0 (d) 8 m/s (e) none of...

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