Author Question: A ball rolling down an incline has its maximum kinetic energy at A) the top. B) half-way down. ... (Read 22 times)

Jipu 123

  • Hero Member
  • *****
  • Posts: 569
A ball rolling down an incline has its maximum kinetic energy at
 
  A) the top.
  B) half-way down.
  C) three-quarters of the way down.
  D) the bottom.

Question 2

Joe and Bill throw identical balls vertically upward. Joe throws his ball with an initial speed twice as high as Bill. Assuming there is no air resistance, the maximum height of Joe's ball will be
 
  A) four times that of Bill's ball.
  B) two times that of Bill's ball.
  C) equal to that of Bill's ball.
  D) eight times that of Bill's ball.
  E) roughly 1.4 times that of Bill's ball.



fffftttt

  • Sr. Member
  • ****
  • Posts: 322
Answer to Question 1

Answer: D

Answer to Question 2

A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.

Did you know?

Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.

Did you know?

Chronic marijuana use can damage the white blood cells and reduce the immune system's ability to respond to disease by as much as 40%. Without a strong immune system, the body is vulnerable to all kinds of degenerative and infectious diseases.

Did you know?

Persons who overdose with cardiac glycosides have a better chance of overall survival if they can survive the first 24 hours after the overdose.

Did you know?

During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).

For a complete list of videos, visit our video library