This topic contains a solution. Click here to go to the answer

Author Question: How much work must be done by frictional forces in slowing a 1000-kg car from 26.1m/s to rest? A) ... (Read 60 times)

Sufayan.ah

  • Hero Member
  • *****
  • Posts: 512
How much work must be done by frictional forces in slowing a 1000-kg car from 26.1m/s to rest?
 
  A) 4.09  105 J B) 3.41  105 J C) 2.73  105 J D) 4.77  105 J

Question 2

Calculate the average force an outside object would have to exert to bring a 1200-kg car to rest in 15 cm when the car had an initial speed of 2.0 m/s (about 4.5 mph).
 
  A) 1.8  104 N
  B) 1.6  104 N
  C) 5.4  104 N
  D) 6.5  105 N
  E) 3.2  104 N



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

mceravolo

  • Sr. Member
  • ****
  • Posts: 349
Answer to Question 1

B

Answer to Question 2

B




Sufayan.ah

  • Member
  • Posts: 512
Reply 2 on: Jul 29, 2018
Wow, this really help


isabelt_18

  • Member
  • Posts: 342
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

Did you know?

Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.

Did you know?

Adolescents often feel clumsy during puberty because during this time of development, their hands and feet grow faster than their arms and legs do. The body is therefore out of proportion. One out of five adolescents actually experiences growing pains during this period.

Did you know?

A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.

Did you know?

Approximately 25% of all reported medication errors result from some kind of name confusion.

Did you know?

About 60% of newborn infants in the United States are jaundiced; that is, they look yellow. Kernicterus is a form of brain damage caused by excessive jaundice. When babies begin to be affected by excessive jaundice and begin to have brain damage, they become excessively lethargic.

For a complete list of videos, visit our video library