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Author Question: A superconducting solenoid is to be designed to generate a magnetic field of 2.50 T. If the solenoid ... (Read 203 times)

nautica902

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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

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Reply #1 on: Jul 28, 2018
Answer to Question 1

B

Answer to Question 2

D


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nautica902

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Reply #2 on: Jul 28, 2018
Thanks


Leostella20

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Reply #3 on: Jul 28, 2018
Welcome :)


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