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Author Question: Which of the following combinations of circuit components can be used to make a tuner for a radio, ... (Read 44 times)

hbsimmons88

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on: Jul 28, 2018
Which of the following combinations of circuit components can be used to make a tuner for a radio, to select the desired frequency?
 a. fixed capacitor, variable resistor
  c. fixed inductor, variable capacitor
  b. fixed resistor, variable inductor
  d. fixed inductor, variable resistor

Question 2

A sound wave coming from a tuba has a wavelength of 0.674 m and travels to your ears at a speed of 345 m/s. What is the frequency of the sound you hear?
 a. 512 Hz
  c. 230 Hz
  b. 1/517 Hz
  d. 1/230 Hz


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ultraflyy23

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

C

Answer to Question 2

A


hbsimmons88

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  • Posts: 526
Reply 2 on: Jul 28, 2018
Excellent

lcapri7

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Reply 3 on: Yesterday
Wow, this really help

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