This topic contains a solution. Click here to go to the answer

Author Question: You are building a watermelon catapult for a school festival. The catapult arm is 1.5 m long, and a ... (Read 272 times)

jman1234

  • Hero Member
  • *****
  • Posts: 560

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



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by jman1234 on Oct 14, 2019

Briannahope

  • Sr. Member
  • ****
  • Posts: 364
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.
Answer Preview
Only 55% of students answer this correctly





 

Did you know?

In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.

Did you know?

The cure for trichomoniasis is easy as long as the patient does not drink alcoholic beverages for 24 hours. Just a single dose of medication is needed to rid the body of the disease. However, without proper precautions, an individual may contract the disease repeatedly. In fact, most people develop trichomoniasis again within three months of their last treatment.

Did you know?

When blood is deoxygenated and flowing back to the heart through the veins, it is dark reddish-blue in color. Blood in the arteries that is oxygenated and flowing out to the body is bright red. Whereas arterial blood comes out in spurts, venous blood flows.

Did you know?

Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

Did you know?

Fatal fungal infections may be able to resist newer antifungal drugs. Globally, fungal infections are often fatal due to the lack of access to multiple antifungals, which may be required to be utilized in combination. Single antifungals may not be enough to stop a fungal infection from causing the death of a patient.

For a complete list of videos, visit our video library