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

Author Question: How much work is required to stretch a spring 25.2 cm if its force constant is 12.3 N/m? A) 0.391 ... (Read 29 times)

yoooooman

  • Hero Member
  • *****
  • Posts: 557
How much work is required to stretch a spring 25.2 cm if its force constant is 12.3 N/m?
 
  A) 0.391 J
  B) 0.488 J
  C) 3.10 J
  D) 1.05 J
  E) 0.381 J

Question 2

A 120-V rms signal at 60 Hz is applied across a 30-mH inductor and a 100- resistor. What is the rms value of the current in this circuit?
 
  A) 0.80 A
  B) 1.2 A
  C) 1.4 A
  D) 1.6 A
  E) 1.8 A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Sassygurl126

  • Sr. Member
  • ****
  • Posts: 320
Answer to Question 1

A

Answer to Question 2

B





 

Did you know?

In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.

Did you know?

Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.

Did you know?

Certain rare plants containing cyanide include apricot pits and a type of potato called cassava. Fortunately, only chronic or massive ingestion of any of these plants can lead to serious poisoning.

Did you know?

Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.

Did you know?

Though newer “smart” infusion pumps are increasingly becoming more sophisticated, they cannot prevent all programming and administration errors. Health care professionals that use smart infusion pumps must still practice the rights of medication administration and have other professionals double-check all high-risk infusions.

For a complete list of videos, visit our video library