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

Author Question: A worker pushes a sled with a force of 38.0 N over a level distance of 3.60 m. If a frictional force ... (Read 621 times)

ARLKQ

  • Hero Member
  • *****
  • Posts: 571
on: Jul 28, 2018
A worker pushes a sled with a force of 38.0 N over a level distance of 3.60 m. If a frictional force of 16.0 N acts on the wheelbarrow in a direction opposite to that of the worker, what net work is done on the wheelbarrow?
 a. 194 J
  b. 137 J
  c. 57.6 J
  d. 79.2 J
  e. 6.11 J

Question 2

A horizontal force of 85.0 N is applied to move a 46.0-kg cart across a 4.0-m level surface. What work is done by the 85.0-N force?
 a. 7.4E+0 J
  b. 1.6E+4 J
  c. 3.4E+2 J
  d. 9.8E+2 J
  e. 4.6E1 J


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

tdewitt

  • Sr. Member
  • ****
  • Posts: 318
Reply #1 on: Jul 28, 2018
Answer to Question 1

d

Answer to Question 2

c


ARLKQ

  • Member
  • Posts: 571
Reply 2 on: Jul 28, 2018
Wow, this really help

alvinum

  • Member
  • Posts: 317
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

Historic treatments for rheumatoid arthritis have included gold salts, acupuncture, a diet consisting of apples or rhubarb, nutmeg, nettles, bee venom, bracelets made of copper, prayer, rest, tooth extractions, fasting, honey, vitamins, insulin, snow collected on Christmas, magnets, and electric convulsion therapy.

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?

Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.

Did you know?

Many medications that are used to treat infertility are injected subcutaneously. This is easy to do using the anterior abdomen as the site of injection but avoiding the area directly around the belly button.

Did you know?

The shortest mature adult human of whom there is independent evidence was Gul Mohammed in India. In 1990, he was measured in New Delhi and stood 22.5 inches tall.

The proportion of adults 55 to 64 in the labor force in Germany, Italy, and France is low and has ... The proportion of adults 55 to 64 in the labor force in Germany, Italy, and France is low and has ...
Impacts of rising sea level Impacts of rising sea level
The level of future emissions is closely linked to the rate of population growth The level of future emissions is closely linked to the rate of population growth
Statistics Canada, Labour Force Survey Statistics Canada, Labour Force Survey
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 ...
Migration as a force in evolution Migration as a force in evolution
Video: Stroke volume

For a complete list of videos, visit our video library