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Author Question: FM radio only operates in the frequency range 88 MHz to 108 MHz because a. higher or lower ... (Read 54 times)

P68T

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FM radio only operates in the frequency range 88 MHz to 108 MHz because
 a. higher or lower frequencies are blocked by the ionosphere
  b. higher and lower frequencies are not radio waves
  c. the government set those limits
  d. none of the above

Question 2

The type of EM radiation that causes your skin to tan is
 a. ultraviolet
  b. infrared
  c. x rays
  d. microwave
  e. gamma rays



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ngr69

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Answer to Question 1

C

Answer to Question 2

A




P68T

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Reply 2 on: Jul 28, 2018
:D TYSM


pratush dev

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Reply 3 on: Yesterday
Wow, this really help

 

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