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

Author Question: The turntable of a record player has an angular velocity of 8.0 rad/s when it is turned off. The ... (Read 221 times)

yoroshambo

  • Hero Member
  • *****
  • Posts: 566
The turntable of a record player has an angular velocity of 8.0 rad/s when it is turned off. The turntable comes to rest 2.5 s after being turned off. Through how many radians does the turntable rotate after being turned off? Assume constant angular acceleration.
 a. 12 rad
  b. 8.0 rad
  c. 10 rad
  d. 16 rad
  e. 6.8 rad

Question 2

A wheel rotating about a fixed axis with a constant angular acceleration of 2.0 rad/s2 turns through 2.4 revolutions during a 2.0-s time interval. What is the angular velocity at the end of this time interval?
 a. 9.5 rad/s
  b. 9.7 rad/s
  c. 9.3 rad/s
  d. 9.1 rad/s
  e. 8.8 rad/s



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

randomguy133

  • Sr. Member
  • ****
  • Posts: 310
Answer to Question 1

C

Answer to Question 2

A





 

Did you know?

Medication errors are more common among seriously ill patients than with those with minor conditions.

Did you know?

Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.

Did you know?

Liver spots have nothing whatsoever to do with the liver. They are a type of freckles commonly seen in older adults who have been out in the sun without sufficient sunscreen.

Did you know?

Approximately one in four people diagnosed with diabetes will develop foot problems. Of these, about one-third will require lower extremity amputation.

Did you know?

Although puberty usually occurs in the early teenage years, the world's youngest parents were two Chinese children who had their first baby when they were 8 and 9 years of age.

For a complete list of videos, visit our video library