A test car starts from rest on a horizontal circular track of 90-m radius and increases its speed at a uniform rate to reach 85 km/h in 16 seconds. Determine the magnitude a of the total acceleration of the car 9 seconds after the start. 90 m v Part 1 Calculate the tangential component a, of the acceleration. Answer: a, = Im/s²

A test car starts from rest on a horizontal circular track of 90-m radius and increases its speed at a uniform rate to reach 85 km/h in 16 seconds. Determine the magnitude a of the total acceleration of the car 9 seconds after the start. 90 m v Part 1 Calculate the tangential component a, of the acceleration. Answer: a, = Im/s²

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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Concept explainers

Centripetal Force

A particle, body, object or certain mass while travelling in a rotational path or semicircular path, experiences an inertia force. If that inertia force pulls the towards the inward of the imaginary circle in the rotation, it is termed as centripetal force.

Question

A test car starts from rest on a horizontal circular track of 90-m radius and increases its speed at a uniform rate to reach 85 km/h in 16 seconds. Determine the magnitude a of the total acceleration of the car
9 seconds after the start.
90 m
v Part 1
Calculate the tangential component a, of the acceleration.
Answer: a, =
m/s2

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