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

Author Question: A horizontal disk rotates about a vertical axis through its center. Point P is midway between the ... (Read 248 times)

nmorano1

  • Hero Member
  • *****
  • Posts: 598
A horizontal disk rotates about a vertical axis through its center. Point P is midway between the center and the rim of the disk, and point Q is on the rim.
 
  If the disk turns with constant angular velocity, which of the following statements about it are true? (There may be more than one correct choice.)
  A) P and Q have the same linear acceleration.
  B) Q is moving twice as fast as P.
  C) The linear acceleration of Q is twice as great as the linear acceleration of P.
  D) The linear acceleration of P is twice as great as the linear acceleration of Q.
  E) The angular velocity of Q is twice as great as the angular velocity of P.

Question 2

When a rigid body rotates about a fixed axis, all the points in the body have the same
 
  A) tangential speed.
  B) angular acceleration.
  C) tangential acceleration.
  D) linear displacement.
  E) centripetal acceleration.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

swimkari

  • Sr. Member
  • ****
  • Posts: 332
Answer to Question 1

Answer: B, C

Answer to Question 2

Answer: B




nmorano1

  • Member
  • Posts: 598
Reply 2 on: Jul 29, 2018
Thanks for the timely response, appreciate it


xthemafja

  • Member
  • Posts: 348
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

Approximately 25% of all reported medication errors result from some kind of name confusion.

Did you know?

Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.

Did you know?

Aspirin may benefit 11 different cancers, including those of the colon, pancreas, lungs, prostate, breasts, and leukemia.

Did you know?

Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

Did you know?

Medications that are definitely not safe to take when breastfeeding include radioactive drugs, antimetabolites, some cancer (chemotherapy) agents, bromocriptine, ergotamine, methotrexate, and cyclosporine.

For a complete list of videos, visit our video library