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Author Question: In the inductor of a 60-Hz AC series circuit, the peak voltage precedes the peak current in each ... (Read 108 times)

acc299

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  • Posts: 569
on: Jul 28, 2018
In the inductor of a 60-Hz AC series circuit, the peak voltage precedes the peak current in each cycle by what time interval?
 a. 2.1  10-3 s
  c. 4.2  10-3 s
  b. 8.3  10-3 s
  d. 1.7  10-3 s

Question 2

A C note (f = 128 Hz) is sounded on a piano. If the length of the piano wire is 1.00 m and its mass density is 5.00 g/m, what is the tension in the wire?
 a. 84 N
  c. 655 N
  b. 328 N
  d. 1310 N


laurnthompson

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

C

Answer to Question 2

B


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