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Author Question: You are building a watermelon catapult for a school festival. The catapult arm is 1.5 m long, and a ... (Read 328 times)

jman1234

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on: Oct 14, 2019

Question 1

You are playing a music CD, which is rotating at 20 rad/s. You want to find another song, so you press the Fast Forward button. If 3 seconds later the CD’s angular velocity is 53 rad/s, what was the CD’s average angular acceleration?


◦

33 rad/s2


◦

10 rad/s2


◦

53 rad/s2


◦

11 rad/s2



Question 2

You are building a watermelon catapult for a school festival. The catapult arm is 1.5 m long, and a watermelon is initially at rest. The catapult is then triggered. At the point the watermelon is released, the catapult has a maximum angular velocity of 18 rad/s. What is the new tangential velocity of the watermelon?


◦

4 rad/s2


◦

12 rad/s2


◦

9 rad/s2


◦

6 rad/s2

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Marked as best answer by jman1234 on Oct 14, 2019

Briannahope

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Reply #1 on: Oct 14, 2019
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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jman1234

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Reply #2 on: Oct 14, 2019
TY


Briannahope

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Reply #3 on: Oct 14, 2019
You're welcome


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