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 93 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
:D TYSM

recede

  • Member
  • Posts: 315
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

A serious new warning has been established for pregnant women against taking ACE inhibitors during pregnancy. In the study, the risk of major birth defects in children whose mothers took ACE inhibitors during the first trimester was nearly three times higher than in children whose mothers didn't take ACE inhibitors. Physicians can prescribe alternative medications for pregnant women who have symptoms of high blood pressure.

Did you know?

There are over 65,000 known species of protozoa. About 10,000 species are parasitic.

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates’s recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.

Did you know?

More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.

Because the leg muscles of children with muscular dystrophy are weak, they must perform the Gowers’ Because the leg muscles of children with muscular dystrophy are weak, they must perform the Gowers’
Weighing an infant Weighing an infant
Using a Steel Using a Steel
Length-Tension Relationship Length-Tension Relationship
A bulldozer attempts to drag a log weighing 500 N along the rough horizontal ground. The cable ... A bulldozer attempts to drag a log weighing 500 N along the rough horizontal ground. The cable ...
Water strider (Gerris remigis) on water surface, showing surface tension. Water strider (Gerris remigis) on water surface, showing surface tension.
Video: Bone tissue types - compact and spongy

For a complete list of videos, visit our video library