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

Author Question: A 4.00-kg block rests on a 30.0 incline as shown in the figure. If the coefficient of static ... (Read 113 times)

Yi-Chen

  • Hero Member
  • *****
  • Posts: 550
A 4.00-kg block rests on a 30.0 incline as shown in the figure. If the coefficient of static friction between the block and the incline is 0.700, what magnitude horizontal force F must act on the block to start it moving up the incline?
 
  A) 34.0 N
  B) 51.1 N
  C) 54.7 N
  D) 84.0 N
  E) 76.4 N

Question 2

A 6.0 kg box slides down an inclined plane that makes an angle of 39 with the horizontal. If the coefficient of kinetic friction is 0.19, at what rate does the box accelerate down the slope?
 
  A) 4.7 m/s2
  B) 5.2 m/s2
  C) 5.5 m/s2
  D) 6.2 m/s2



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Beatricemm

  • Sr. Member
  • ****
  • Posts: 323
Answer to Question 1

Answer: D

Answer to Question 2

Answer: A




Yi-Chen

  • Member
  • Posts: 550
Reply 2 on: Jul 29, 2018
Thanks for the timely response, appreciate it


debra928

  • Member
  • Posts: 342
Reply 3 on: Yesterday
Gracias!

 

Did you know?

Hyperthyroidism leads to an increased rate of metabolism and affects about 1% of women but only 0.1% of men. For most people, this increased metabolic rate causes the thyroid gland to become enlarged (known as a goiter).

Did you know?

Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.

Did you know?

Essential fatty acids have been shown to be effective against ulcers, asthma, dental cavities, and skin disorders such as acne.

Did you know?

When intravenous medications are involved in adverse drug events, their harmful effects may occur more rapidly, and be more severe than errors with oral medications. This is due to the direct administration into the bloodstream.

Did you know?

Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.

For a complete list of videos, visit our video library