A hockey puck traveling at speed v on essentially frictionless ...

[ericka1]

Question 1

A force is applied to a cylindrical roll of paper of radius R and mass M by pulling on the paper as shown. The acceleration of the center of mass of the roll of paper (when it rolls without slipping) is

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Question 2

A hockey puck traveling at speed v on essentially frictionless ice collides elastically with one end of a straight stick lying flat on the ice. In this collision

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momentum is conserved.

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angular momentum is conserved.

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energy is conserved.

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all of the above are conserved.

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only momentum and angular momentum are conserved.

[ryansturges]

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Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.

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[Miguel Eldrin Cordero]

<p><span class="a_bt">Answer 1</span></p><div style="font-family: Times New Roman; font-size: 11pt; color: #000000; "><img src="data:image/png;base64, iVBORw0KGgoAAAANSUh EUgAAAC0AAAArCAIAAA BjIZbQAAAAAXNSR0IAr s4c6QAAAARnQU1BAACx jwv8YQUAAAAJcEhZcwA AEnQAABJ0Ad5mH3gAAA JISURBVFhH7ZfLkQIxD 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" alt="" />.</div><br/><br/><p><span class="a_bt">Answer 2</span></p><div style="font-family: Times New Roman; font-size: 11pt; color: #000000; ">all of the above are conserved.</div>