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

Author Question: A locomotive is pulling 9 freight cars, each of which is loaded with the same weight. The mass of ... (Read 82 times)

RODY.ELKHALIL

  • Hero Member
  • *****
  • Posts: 591
on: Jul 29, 2018
A locomotive is pulling 9 freight cars, each of which is loaded with the same weight. The mass of each loaded car is 37000kg and we can neglect friction on these 9 cars. If the train is accelerating forward at 0.
 
  81m/s2 on a level track, what is the tension in the coupling between the second and third cars? (The car nearest the locomotive is counted as the first car.)

Question 2

Which of the following is not a wave?
 
  A) light
  B) water flowing down a river
  C) ripples on the surface of a pond
  D) All of these are waves.
  E) None of these are waves.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

AISCAMPING

  • Sr. Member
  • ****
  • Posts: 347
Reply #1 on: Jul 29, 2018
Answer to Question 1

210,000 N

Answer to Question 2

B


RODY.ELKHALIL

  • Member
  • Posts: 591
Reply 2 on: Jul 29, 2018
Great answer, keep it coming :)

jojobee318

  • Member
  • Posts: 298
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.

Did you know?

In the United States, congenital cytomegalovirus causes one child to become disabled almost every hour. CMV is the leading preventable viral cause of development disability in newborns. These disabilities include hearing or vision loss, and cerebral palsy.

Did you know?

There are immediate benefits of chiropractic adjustments that are visible via magnetic resonance imaging (MRI). It shows that spinal manipulation therapy is effective in decreasing pain and increasing the gaps between the vertebrae, reducing pressure that leads to pain.

Did you know?

Approximately 70% of expectant mothers report experiencing some symptoms of morning sickness during the first trimester of pregnancy.

Did you know?

IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.

Emphysema. (a) Illustration comparing normal lungs and emphysemic lungs. The inserts illustrate how Emphysema. (a) Illustration comparing normal lungs and emphysemic lungs. The inserts illustrate how
Laboratory mice demonstrate that genetic differences can have profound effects on the propensity to Laboratory mice demonstrate that genetic differences can have profound effects on the propensity to
Nursing history for weight assessment Nursing history for weight assessment
Air-mass thunderstorms—mT air masses Air-mass thunderstorms—mT air masses
There has been a widespread loss of glacier mass globally There has been a widespread loss of glacier mass globally
Healthy Eating Behaviors and Weight Gain Are Important Considerations during the Third Trimester Healthy Eating Behaviors and Weight Gain Are Important Considerations during the Third Trimester
Video: Uterine (menstrual) cycle - phases

For a complete list of videos, visit our video library