A race car starts from rest and travels east along a straight and level track. For the first 5.0 s of the car's motion, the eastward component of the car's velocity is given by v (t) = (0.860 m/s ) t². What is the 16.0 m/s ? acceleration of the car when v =

A race car starts from rest and travels east along a straight and level track. For the first 5.0 s of the car's motion, the eastward component of the car's velocity is given by v (t) = (0.860 m/s ) t². What is the 16.0 m/s ? acceleration of the car when v =

Glencoe Physics: Principles and Problems, Student Edition

1st Edition

ISBN:9780078807213

Author:Paul W. Zitzewitz

Publisher:Paul W. Zitzewitz

Chapter6: Motion In Two Dimensions

Section: Chapter Questions

Problem 81A

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A race car starts from rest and travels east along a
straight and level track. For the first 5.0 s of the car's
motion, the eastward component of the car's velocity
is given by v (t) = (0.860 m/s ) t². What is the
16.0 m/s ?
acceleration of the car when v =
Next >
II

The position of a running fox is given by
7 = [(0.280 m/s)t + (0.0360 m/s²)t²]î+ (0.0190 m/s³)t³j.
Find the magnitude and direction of the velocity of the
fox at t = 5.00 s.

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