Author Question: An ideal spring with a spring constant of is stretched from equilibrium to 2.9 m. How much work is ... (Read 91 times)

RYAN BANYAN

  • Hero Member
  • *****
  • Posts: 563
An ideal spring with a spring constant of is stretched from equilibrium to 2.9 m. How much work is done in the process?
 
  A) 93 J
  B) 186 J
  C) 47 J
  D) 121 J

Question 2

Suppose Earth collapsed down to one-hundredth 1/100 of its present radius. How would this affect your weight? Your weight would be
 
  A) increased by a factor of 100.
  B) increased by a factor of 1000.
  C) increased by a factor of 10,000.
  D) unchanged.
  E) reduced by a factor of 100.



momo1250

  • Sr. Member
  • ****
  • Posts: 338
Answer to Question 1

A

Answer to Question 2

C



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates’s recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

There can actually be a 25-hour time difference between certain locations in the world. The International Date Line passes between the islands of Samoa and American Samoa. It is not a straight line, but "zig-zags" around various island chains. Therefore, Samoa and nearby islands have one date, while American Samoa and nearby islands are one day behind. Daylight saving time is used in some islands, but not in others—further shifting the hours out of sync with natural time.

Did you know?

The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

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).

Did you know?

Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.

For a complete list of videos, visit our video library