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

Author Question: A bulldozer drags a log weighing 500. N along a rough surface. The cable attached to the log makes ... (Read 120 times)

pepyto

  • Hero Member
  • *****
  • Posts: 547
on: Jul 27, 2018
A bulldozer drags a log weighing 500. N along a rough surface. The cable attached to the log makes an angle of 30. with the ground. The coefficient of static friction between the log and the ground is 0.50.
 
  What minimum tension is required in the cable in order for the log to begin to move?

Question 2

Which of the following is the smallest unit of heat energy?
 
  A) Btu
  B) calorie
  C) kilocalorie
  D) Joule


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

yifu223

  • Sr. Member
  • ****
  • Posts: 302
Reply #1 on: Jul 27, 2018
Answer to Question 1

2.9  102 N

Answer to Question 2

D


pepyto

  • Hero Member
  • *****
  • Posts: 547
Reply #2 on: Jul 27, 2018
Thank you!


yifu223

  • Sr. Member
  • ****
  • Posts: 302
Reply #3 on: Jul 27, 2018
Always glad to help...


« previous next »
 

Did you know?

Signs and symptoms of a drug overdose include losing consciousness, fever or sweating, breathing problems, abnormal pulse, and changes in skin color.

Did you know?

Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.

Did you know?

Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.

Did you know?

Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.

Did you know?

The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

Parts of the Hand Used in Palpation; Dorsal Surface Parts of the Hand Used in Palpation; Dorsal Surface
scanning electron micrograph showing an ovum (pink) released by the ovary at ovulation surrounded by scanning electron micrograph showing an ovum (pink) released by the ovary at ovulation surrounded by
Anterior surface of the eye. Anterior surface of the eye.
Surface Features on Titan Surface Features on Titan
Diversion of surface water Diversion of surface water
Phosphorus in Phospholipids Phosphorus makes up part of the phospholipids found in cell membranes Phosphorus in Phospholipids Phosphorus makes up part of the phospholipids found in cell membranes
Video: Krebs cycle : Formation of acetyl coenzyme A and Electron transport chain

For a complete list of videos, visit our video library