Question

<p>A car starts from rest and then accelerates uniformly to alinear speed of <span style="color: red;">14</span> m/sin <span style="color: red;">41</span> s. If the tireshave a radius of <span style="color: red;">26</span>cm, what are the following?</p>
<div class="indent">(a) the average linear acceleration of atire <br /> <span class="qTextField"> <spanclass="box_num" style="display: none;" title="Points:-/1">1</span><input id="RN_987161_8_0_996942" dir="ltr"name="RN_987161_8_0_996942" size="10" type="text" value=".34"/></span><img id="mark_RN_987161_8_0_996942"title="Your answer is correct."src="http://www.webassign.net/wastatic/common/img/tick.png"alt="Your answer is correct." /> m/s²<br /><br /> (b) the angular acceleration of a tire<br /> <span class="qTextField"> <spanclass="box_num" style="display: none;" title="Points:-/1">2</span><input id="RN_987161_8_1_996942" dir="ltr"name="RN_987161_8_1_996942" size="10" type="text" value="7.54"/></span><img id="mark_RN_987161_8_1_996942"title="Your answer is incorrect."src="http://www.webassign.net/wastatic/common/img/cross.png"alt="Your answer is incorrect." /> rad/s²<br /><br /> (c) the angular displacement of a tirefrom <em>t</em> = 0 to <em>t</em> =<span style="color: red;">41</span> s <br /><span class="qTextField"> <span class="box_num"style="display: none;" title="Points:-/1">3</span><input id="RN_987161_8_2_996942" dir="ltr"name="RN_987161_8_2_996942" size="10" type="text"/></span> rad <br /><br /> (d) the totaldistance traveled by a point on the edge of a tire (Ignore thelinear motion.) <br /> <span class="qTextField"><span class="box_num" style="display: none;" title="Points:-/1">4</span><input id="RN_987161_8_3_996942" dir="ltr"name="RN_987161_8_3_996942" size="10" type="text"/></span> m</div>