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 153 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?

On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.

Did you know?

The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.

Did you know?

The average human gut is home to perhaps 500 to 1,000 different species of bacteria.

Did you know?

The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.

Did you know?

The average older adult in the United States takes five prescription drugs per day. Half of these drugs contain a sedative. Alcohol should therefore be avoided by most senior citizens because of the dangerous interactions between alcohol and sedatives.

For a complete list of videos, visit our video library