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

Author Question: A current in a solenoid coil creates a magnetic field inside that coil. The field strength is ... (Read 133 times)

jparksx

  • Hero Member
  • *****
  • Posts: 570
on: Jul 28, 2018
A current in a solenoid coil creates a magnetic field inside that coil. The field strength is directly proportional to:
 a. Both A and B are valid choices.
  c. the coil area. b. the current.
  d. None of the above choices are valid.

Question 2

Four identical springs each have the same spring constant k. If these four springs are attached end to end forming a spring four times the length of one of the original springs, what will be the spring constant of the combination?
 a. k
  c. 4k
  b. k/4
  d. 1.41k


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

jesse.fleming

  • Sr. Member
  • ****
  • Posts: 301
Reply #1 on: Jul 28, 2018
Answer to Question 1

B

Answer to Question 2

B


jparksx

  • Member
  • Posts: 570
Reply 2 on: Jul 28, 2018
Excellent

nyrave

  • Member
  • Posts: 344
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

Illicit drug use costs the United States approximately $181 billion every year.

Did you know?

Patients who have undergone chemotherapy for the treatment of cancer often complain of a lack of mental focus; memory loss; and a general diminution in abilities such as multitasking, attention span, and general mental agility.

Did you know?

Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.

Did you know?

Though “Krazy Glue” or “Super Glue” has the ability to seal small wounds, it is not recommended for this purpose since it contains many substances that should not enter the body through the skin, and may be harmful.

Did you know?

A serious new warning has been established for pregnant women against taking ACE inhibitors during pregnancy. In the study, the risk of major birth defects in children whose mothers took ACE inhibitors during the first trimester was nearly three times higher than in children whose mothers didn't take ACE inhibitors. Physicians can prescribe alternative medications for pregnant women who have symptoms of high blood pressure.

A football game, in 1879, pits Yale against Princeton. The field was not lined or bounded, and play A football game, in 1879, pits Yale against Princeton. The field was not lined or bounded, and play
Drawing of Central PompeII In Its Current State Drawing of Central PompeII In Its Current State
What is the contribution of studying wing spot in the field? What is the contribution of studying wing spot in the field?
What is the contribution of studying wing spot in the field? What is the contribution of studying wing spot in the field?
What is the contribution of studying wing spot in the field? What is the contribution of studying wing spot in the field?
Kindergarten field trip Kindergarten field trip
Video: Types of Shock (Part 2 of 2)

For a complete list of videos, visit our video library