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

Author Question: An elevator weighing 20,000 N is supported by a steel cable. What is the tension in the cable when ... (Read 141 times)

kaid0807

  • Hero Member
  • *****
  • Posts: 515
on: Jul 28, 2018
An elevator weighing 20,000 N is supported by a steel cable. What is the tension in the cable when the elevator is being accelerated upward at a rate of 2.00 m/s2? (g = 9.80 m/s2)
 a. 13,900 N
  c. 24,100 N
  b. 23,100 N
  d. 26,100 N

Question 2

A 70.0-kg man jumps 1.00 m down onto a concrete walkway. His downward motion stops in 0.04 seconds. If he forgets to bend his knees, what force is transmitted to his leg bones?
 a. 700 N
  c. 8000 N
  b. 4000 N
  d. 16,000 N


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

frogdreck123456

  • Sr. Member
  • ****
  • Posts: 329
Reply #1 on: Jul 28, 2018
Answer to Question 1

C

Answer to Question 2

C


kaid0807

  • Member
  • Posts: 515
Reply 2 on: Jul 28, 2018
YES! Correct, THANKS for helping me on my review

mammy1697

  • Member
  • Posts: 341
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").

Did you know?

Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.

Did you know?

Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.

Did you know?

Lower drug doses for elderly patients should be used first, with titrations of the dose as tolerated to prevent unwanted drug-related pharmacodynamic effects.

Did you know?

Allergies play a major part in the health of children. The most prevalent childhood allergies are milk, egg, soy, wheat, peanuts, tree nuts, and seafood.

The roles of transpiration, cohesion, adhesion, and tension in long-distance water transport. The roles of transpiration, cohesion, adhesion, and tension in long-distance water transport.
Steel-toed shoes are a worthwhile investment to help prevent foot injury due to falling objects. ... Steel-toed shoes are a worthwhile investment to help prevent foot injury due to falling objects. ...
Jumper cable usage guide. Follow the same connections if using a portable jump box. Jumper cable usage guide. Follow the same connections if using a portable jump box.
The tension of the spring in the fuel-pressure regulator determines the operating pressure on a ... The tension of the spring in the fuel-pressure regulator determines the operating pressure on a ...
The injectors receive fuel and are supported by the fuel rail. The injectors receive fuel and are supported by the fuel rail.
Tension Lines of the Skin Tension Lines of the Skin
Video: Cardiac conductile cells

For a complete list of videos, visit our video library