Author Question: A wheel of diameter 0.70 m rolls on the floor without slipping. A point at the top of the wheel ... (Read 87 times)

fagboi

  • Hero Member
  • *****
  • Posts: 535
A wheel of diameter 0.70 m rolls on the floor without slipping. A point at the top of the wheel moves with a speed 2.0 m/s relative to the floor.
 
  (a) At what speed is the central axis of the wheel moving relative to the floor?
  (b) What is the angular speed of the wheel?

Question 2

Mort observes Velma's light-clock, as Velma passes. He observes that, during a 1 second tick of her clock, her light beam travels
 
  A) 300,000 km.
  B) a distance of one light year.
  C) less than 300,000 km.
  D) further than 300,000 km.
  E) no distance at all.



snackralk

  • Sr. Member
  • ****
  • Posts: 363
Answer to Question 1

(a) 1.0 m/s (b) 2.9 rad/s

Answer to Question 2

D



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Stroke kills people from all ethnic backgrounds, but the people at highest risk for fatal strokes are: black men, black women, Asian men, white men, and white women.

Did you know?

Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.

Did you know?

Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

Did you know?

Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

Did you know?

Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.

For a complete list of videos, visit our video library