This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Jamal pulls a 150-N sled up a 28.0 slope at constant speed by a force of 120 N. Near the top of the ... (Read 235 times)

gonzo233

  • Hero Member
  • *****
  • Posts: 557
on: Jul 28, 2018
Jamal pulls a 150-N sled up a 28.0 slope at constant speed by a force of 120 N. Near the top of the hill he releases the sled. With what acceleration does the sled go down the hill?
 a. 1.20 m/s2
  c. 2.22 m/s2
  b. 1.36 m/s2
  d. 2.67 m/s2

Question 2

A 150-N sled is pulled up a 28 slope at a constant speed by a force of 120 N. What is the coefficient of kinetic friction between sled and slope?
 a. 0.53
  c. 0.37
  b. 0.22
  d. 0.33


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

lolol

  • Sr. Member
  • ****
  • Posts: 330
Reply #1 on: Jul 28, 2018
Answer to Question 1

B

Answer to Question 2

C


gonzo233

  • Hero Member
  • *****
  • Posts: 557
Reply #2 on: Jul 28, 2018
Thank you!


lolol

  • Sr. Member
  • ****
  • Posts: 330
Reply #3 on: Jul 28, 2018
Always glad to help...


« previous next »
 

Did you know?

Always store hazardous household chemicals in their original containers out of reach of children. These include bleach, paint, strippers and products containing turpentine, garden chemicals, oven cleaners, fondue fuels, nail polish, and nail polish remover.

Did you know?

There are approximately 3 million unintended pregnancies in the United States each year.

Did you know?

The U.S. Preventive Services Task Force recommends that all women age 65 years of age or older should be screened with bone densitometry.

Did you know?

All adverse reactions are commonly charted in red ink in the patient's record and usually are noted on the front of the chart. Failure to follow correct documentation procedures may result in malpractice lawsuits.

Did you know?

Fatal fungal infections may be able to resist newer antifungal drugs. Globally, fungal infections are often fatal due to the lack of access to multiple antifungals, which may be required to be utilized in combination. Single antifungals may not be enough to stop a fungal infection from causing the death of a patient.

Hall-effect switches use metallic shutters to shunt magnetic lines of force away from a silicon ... Hall-effect switches use metallic shutters to shunt magnetic lines of force away from a silicon ...
All fuel injectors should make the same sound with the engine running at idle speed. A lack of sound ... All fuel injectors should make the same sound with the engine running at idle speed. A lack of sound ...
General hand massage. Include (A) metacarpal mobilizations and (B) gentle finger pulls. (C) Press ... General hand massage. Include (A) metacarpal mobilizations and (B) gentle finger pulls. (C) Press ...
1) (a) What is Coulomb?s Law? (b) Find the net electrostatic force on the charge labeled ?P? in ... 1) (a) What is Coulomb?s Law? (b) Find the net electrostatic force on the charge labeled ?P? in ...
A pool player is attempting a fancy shot. He hits the cue ball giving it a speed of 5.57 m/s ... A pool player is attempting a fancy shot. He hits the cue ball giving it a speed of 5.57 m/s ...
Derive the following using the increment/delta method and find its slope Derive the following using the increment/delta method and find its slope
Video: Lipid catabolism ( ketogenesis and oxidation of glycerol) and Lipid anabolism (lipogenesis)

For a complete list of videos, visit our video library