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 184 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
Wow, this really help

bigsis44

  • Member
  • Posts: 317
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

Though methadone is often used to treat dependency on other opioids, the drug itself can be abused. Crushing or snorting methadone can achieve the opiate "rush" desired by addicts. Improper use such as these can lead to a dangerous dependency on methadone. This drug now accounts for nearly one-third of opioid-related deaths.

Did you know?

Computer programs are available that crosscheck a new drug's possible trade name with all other trade names currently available. These programs detect dangerous similarities between names and alert the manufacturer of the drug.

Did you know?

When intravenous medications are involved in adverse drug events, their harmful effects may occur more rapidly, and be more severe than errors with oral medications. This is due to the direct administration into the bloodstream.

Did you know?

Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.

Did you know?

The Centers for Disease Control and Prevention (CDC) was originally known as the Communicable Disease Center, which was formed to fight malaria. It was originally headquartered in Atlanta, Georgia, since the Southern states faced the worst threat from malaria.

Taken by Hinode's Solar Optical Telescope on January 12, 2007, this image of the Sun reveals th Taken by Hinode's Solar Optical Telescope on January 12, 2007, this image of the Sun reveals th
Electric Heating Coil Rectification Electric Heating Coil Rectification
A typical solenoid-operated starter. A typical solenoid-operated starter.
A typical output driver. In this case, the PCM applies voltage to the fuel pump relay coil to ... A typical output driver. In this case, the PCM applies voltage to the fuel pump relay coil to ...
Press Bladder meridian points along upper orbital ridge with fingertips, from B-1 on the inside ... Press Bladder meridian points along upper orbital ridge with fingertips, from B-1 on the inside ...
Vestibular apparatus inside a human ear Vestibular apparatus inside a human ear
Video: Role of ATP in muscle movement

For a complete list of videos, visit our video library