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Author Question: The frequency in an AC series circuit is halved. By what factor does this change the capacitive ... (Read 29 times)

swpotter12

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on: Jul 28, 2018
The frequency in an AC series circuit is halved. By what factor does this change the capacitive reactance?
 a. 1/2
  c. 1/4
  b. 4
  d. 2

Question 2

A standing wave is set up in a 100-cm string fixed at both ends. The string vibrates in 5 distinct segments when driven by a 120-Hz source. What is the wavelength?
 a. 10 cm
  c. 40 cm
  b. 20 cm
  d. 80 cm


Sarahjh

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

D

Answer to Question 2

C


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swpotter12

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Reply #2 on: Jul 28, 2018
Thank you!


Sarahjh

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Reply #3 on: Jul 28, 2018
Always glad to help...


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