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Author Question: As the speed of an object increases, its wavelength a. remains unchanged. b. decreases. c. ... (Read 90 times)

olgavictoria

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on: Jul 28, 2018
As the speed of an object increases, its wavelength
 a. remains unchanged.
  b. decreases.
  c. increases.
  d. is zero.

Question 2

A 60.0-Hz ac generator with a peak voltage of 110 V drives a series RL circuit with R = 10.0  and L = 10.0 mH. The power factor, cos , is
 a. 1.00.
  b. 0.936.
  c. +0.943.
  d. +0.936.
  e. +1.00.


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okolip

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

b

Answer to Question 2

d


olgavictoria

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  • Posts: 528
Reply 2 on: Jul 28, 2018
Great answer, keep it coming :)

daiying98

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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