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

Author Question: A 1500-kg car moving at 25 m/s hits an initially uncompressed horizontal ideal spring with spring ... (Read 123 times)

kellyjaisingh

  • Hero Member
  • *****
  • Posts: 540
on: Jul 29, 2018
A 1500-kg car moving at 25 m/s hits an initially uncompressed horizontal ideal spring with spring constant (force constant) of 2.0  106 N/m. What is the maximum distance the spring compresses?
 
  A) 0.17 m
  B) 0.34 m
  C) 0.51 m
  D) 0.68 m

Question 2

A solid uniform sphere is rolling without slipping along a horizontal surface with a speed of 5.5 m/s
 
  when it starts up a ramp that makes an angle of 25 with the horizontal. What is the speed of the sphere after it has rolled 3.0 m up as measured along the surface of the ramp?
  A) 4.0 m/s
  B) 8.0 m/s
  C) 1.9 m/s
  D) 2.2 m/s
  E) 3.5 m/s


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

tsternbergh47

  • Sr. Member
  • ****
  • Posts: 311
Reply #1 on: Jul 29, 2018
Answer to Question 1

D

Answer to Question 2

E


kellyjaisingh

  • Hero Member
  • *****
  • Posts: 540
Reply #2 on: Jul 29, 2018
Thank you!


tsternbergh47

  • Sr. Member
  • ****
  • Posts: 311
Reply #3 on: Jul 29, 2018
Always glad to help...


« previous next »
 

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Did you know?

Children of people with alcoholism are more inclined to drink alcohol or use hard drugs. In fact, they are 400 times more likely to use hard drugs than those who do not have a family history of alcohol addiction.

Did you know?

Atropine was named after the Greek goddess Atropos, the oldest and ugliest of the three sisters known as the Fates, who controlled the destiny of men.

Did you know?

For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.

Did you know?

There are major differences in the metabolism of morphine and the illegal drug heroin. Morphine mostly produces its CNS effects through m-receptors, and at k- and d-receptors. Heroin has a slight affinity for opiate receptors. Most of its actions are due to metabolism to active metabolites (6-acetylmorphine, morphine, and morphine-6-glucuronide).

Moving box Moving box
Guo Xi, Early Spring. Guo Xi, Early Spring.
Gradient Flow:Upper air moving from areas of higher pressure to areas of lower pressure undergo ... Gradient Flow:Upper air moving from areas of higher pressure to areas of lower pressure undergo ...
A pool player is attempting a fancy shot. He hits the cue ball giving it a speed of 5.57 m/s ... A pool player is attempting a fancy shot. He hits the cue ball giving it a speed of 5.57 m/s ...
A highway curve of radius 80 m is banked at 45°. Suppose that an ice storm hits, and the ... A highway curve of radius 80 m is banked at 45°. Suppose that an ice storm hits, and the ...
Video: B cells and antibodies

For a complete list of videos, visit our video library