« previous next »

Author Question: A superconducting solenoid is to be designed to generate a magnetic field of 2.50 T. If the solenoid ... (Read 162 times)

nautica902

  • Hero Member
  • *****
  • Posts: 591
on: Jul 28, 2018
A superconducting solenoid is to be designed to generate a magnetic field of 2.50 T. If the solenoid winding has 1000 turns/m, what is the required current? (0 = 4p  10-7 Tm/A)
 a. 5000 A
  c. 3980 A
  b. 1990 A
  d. 1000 A

Question 2

A mass on a spring vibrates in simple harmonic motion at a frequency of 4.0 Hz and amplitude of 8.0 cm. If the mass of the object is 0.25 kg, what is the spring constant?
 a. 40 N/m
  c. 126 N/m
  b. 87 N/m
  d. 158 N/m


Leostella20

  • Sr. Member
  • ****
  • Posts: 337
Reply #1 on: Jul 28, 2018
Answer to Question 1

B

Answer to Question 2

D


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

nautica902

  • Hero Member
  • *****
  • Posts: 591
Reply #2 on: Jul 28, 2018
Thanks


Leostella20

  • Sr. Member
  • ****
  • Posts: 337
Reply #3 on: Jul 28, 2018
Welcome :)


« previous next »
 

Did you know?

Hip fractures are the most serious consequences of osteoporosis. The incidence of hip fractures increases with each decade among patients in their 60s to patients in their 90s for both women and men of all populations. Men and women older than 80 years of age show the highest incidence of hip fractures.

Did you know?

Asthma cases in Americans are about 75% higher today than they were in 1980.

Did you know?

Chronic marijuana use can damage the white blood cells and reduce the immune system's ability to respond to disease by as much as 40%. Without a strong immune system, the body is vulnerable to all kinds of degenerative and infectious diseases.

Did you know?

Though Candida and Aspergillus species are the most common fungal pathogens causing invasive fungal disease in the immunocompromised, infections due to previously uncommon hyaline and dematiaceous filamentous fungi are occurring more often today. Rare fungal infections, once accurately diagnosed, may require surgical debridement, immunotherapy, and newer antifungals used singly or in combination with older antifungals, on a case-by-case basis.

Did you know?

Allergies play a major part in the health of children. The most prevalent childhood allergies are milk, egg, soy, wheat, peanuts, tree nuts, and seafood.

ending is impeded by the magnetic attraction between stick and stickase ending is impeded by the magnetic attraction between stick and stickase
Gravity field of the Moon Gravity field of the Moon
Earth’s Magnetic Field Earth’s Magnetic Field
Babcock’s Magnetic Dynamo Babcock’s Magnetic Dynamo
Preparation of sterile field 2 Preparation of sterile field 2
Edmund Husserl (1859–1938). German philosopher who founded the field of phenomenology. In his ... Edmund Husserl (1859–1938). German philosopher who founded the field of phenomenology. In his ...
Video: Introduction to Herpes

For a complete list of videos, visit our video library