« previous next »

Author Question: A superconducting solenoid is to be designed to generate a magnetic field of 2.50 T. If the solenoid ... (Read 208 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?

The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.

Did you know?

Russia has the highest death rate from cardiovascular disease followed by the Ukraine, Romania, Hungary, and Poland.

Did you know?

In 2006, a generic antinausea drug named ondansetron was approved. It is used to stop nausea and vomiting associated with surgery, chemotherapy, and radiation therapy.

Did you know?

Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.

Did you know?

The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").

Zeeman Splitting by a Sunspot’s Magnetic Field Zeeman Splitting by a Sunspot’s Magnetic Field
Preparation of sterile field 3 Preparation of sterile field 3
Optical microscopes are commonly configured for bright-field (transmitted), phas Optical microscopes are commonly configured for bright-field (transmitted), phas
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 ...
Jean Piaget influenced the field of developmental science more than any other individual. Jean Piaget influenced the field of developmental science more than any other individual.
Field technician in Utah Field technician in Utah
Video: Neural regulation of blood pressure - baroreceptor and chemoreceptor reflexes

For a complete list of videos, visit our video library