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

Author Question: Study Figure 15.11 in your textbook. At which minimum angle will the component of gravity that pulls ... (Read 20 times)

moongchi

  • Hero Member
  • *****
  • Posts: 516
Study Figure 15.11 in your textbook. At which minimum angle will the component of gravity that pulls a boulder downward be greater than the component of gravity that holds a boulder against a surface?
 
  A) 0
  B) 30
  C) 60
  D) 90

Question 2

At which minimum angle will the driving force become greater than the resisting force in a mass movement, according to Figure 15.13 in your textbook?
 
  A) 0
  B) 32
  C) 45
  D) 60



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

fffftttt

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

Answer: C

Answer to Question 2

Answer: B





 

Did you know?

All patients with hyperparathyroidism will develop osteoporosis. The parathyroid glands maintain blood calcium within the normal range. All patients with this disease will continue to lose calcium from their bones every day, and there is no way to prevent the development of osteoporosis as a result.

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.

Did you know?

There are 20 feet of blood vessels in each square inch of human skin.

Did you know?

Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.

Did you know?

Drug abusers experience the following scenario: The pleasure given by their drug (or drugs) of choice is so strong that it is difficult to eradicate even after years of staying away from the substances involved. Certain triggers may cause a drug abuser to relapse. Research shows that long-term drug abuse results in significant changes in brain function that persist long after an individual stops using drugs. It is most important to realize that the same is true of not just illegal substances but alcohol and tobacco as well.

For a complete list of videos, visit our video library