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

Author Question: If the work done to stretch an ideal spring by 4.0 cm is 6.0 J, what is the spring constant (force ... (Read 158 times)

saraeharris

  • Hero Member
  • *****
  • Posts: 546
If the work done to stretch an ideal spring by 4.0 cm is 6.0 J, what is the spring constant (force constant) of this spring?
 
  A) 6000 N/m B) 7500 N/m C) 300 N/m D) 3000 N/m E) 3500 N/m

Question 2

You separate two magnets that are initially held together by magnetic forces. How does this affect the mass and energy of the system of magnets?
 
  A) It creates additional mass, located within each magnet, but no additional energy.
  B) It creates additional mass, located within each magnet, and also additional energy.
  C) It creates neither additional energy nor additional mass.
  D) It creates additional mass, located in the space between the two magnets, and also additional energy.
  E) It creates additional energy, located in the space between the two magnets, but not additional mass.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

chevyboi1976

  • Sr. Member
  • ****
  • Posts: 344
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 56% of students answer this correctly



saraeharris

  • Hero Member
  • *****
  • Posts: 546
Both answers were spot on, thank you once again




 

Did you know?

The tallest man ever known was Robert Wadlow, an American, who reached the height of 8 feet 11 inches. He died at age 26 years from an infection caused by the immense weight of his body (491 pounds) and the stress on his leg bones and muscles.

Did you know?

Atropine, along with scopolamine and hyoscyamine, is found in the Datura stramonium plant, which gives hallucinogenic effects and is also known as locoweed.

Did you know?

All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.

Did you know?

More than 20 million Americans cite use of marijuana within the past 30 days, according to the National Survey on Drug Use and Health (NSDUH). More than 8 million admit to using it almost every day.

Did you know?

In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.

For a complete list of videos, visit our video library