An object moves in a plane from the position r1=(-4,-5) m to the position r2=(-2,6) m and then to r3=(3,5) m. The time of the motion is Δt = 10 s. Find: (a) total displacement; (b) distance between the initial and final positions; (c) distance travelled (way length); d) average velocity and speed.

An object moves in a plane from the position r1=(-4,-5) m to the position r2=(-2,6) m and then to r3=(3,5) m. The time of the motion is Δt = 10 s. Find: (a) total displacement; (b) distance between the initial and final positions; (c) distance travelled (way length); d) average velocity and speed.

Classical Dynamics of Particles and Systems

5th Edition

ISBN:9780534408961

Author:Stephen T. Thornton, Jerry B. Marion

Publisher:Stephen T. Thornton, Jerry B. Marion

Chapter1: Matrices, Vectors, And Vector Calculus

Section: Chapter Questions

Problem 1.22P

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Question

An object moves in a plane from the position r1=(-4,-5) m to the
position r2=(-2,6) m and then to r3=(3,5) m. The time of the motion
is Δt = 10 s. Find: (a) total displacement; (b) distance between the
initial and final positions; (c) distance travelled (way length); d)
average velocity and speed.

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