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 129 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
:D TYSM

samiel-sayed

  • Member
  • Posts: 337
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

The term pharmacology is derived from the Greek words pharmakon("claim, medicine, poison, or remedy") and logos ("study").

Did you know?

Adults are resistant to the bacterium that causes Botulism. These bacteria thrive in honey – therefore, honey should never be given to infants since their immune systems are not yet resistant.

Did you know?

The U.S. Pharmacopeia Medication Errors Reporting Program states that approximately 50% of all medication errors involve insulin.

Did you know?

Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.

Did you know?

Stevens-Johnson syndrome and Toxic Epidermal Necrolysis syndrome are life-threatening reactions that can result in death. Complications include permanent blindness, dry-eye syndrome, lung damage, photophobia, asthma, chronic obstructive pulmonary disease, permanent loss of nail beds, scarring of mucous membranes, arthritis, and chronic fatigue syndrome. Many patients' pores scar shut, causing them to retain heat.

The visual field as seen by a person with (a) glaucoma, (b) macular degeneration, and (c) cataracts. The visual field as seen by a person with (a) glaucoma, (b) macular degeneration, and (c) cataracts.
Muscle Strength of the Hip, Abduction with Opposing Force Muscle Strength of the Hip, Abduction with Opposing Force
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
Corroded terminals on a waste-spark coil can cause misfire diagnostic trouble codes to be set. Corroded terminals on a waste-spark coil can cause misfire diagnostic trouble codes to be set.
Gulf Stream/North Atlantic Current Gulf Stream/North Atlantic Current
Graded Potentials: Stimulus Strength Graded Potentials: Stimulus Strength
Video: Introduction to Dysrhythmia

For a complete list of videos, visit our video library