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Author Question: A 25-m wire of diameter 0.30 mm draws 0.499 A when connected across a 3.0-V potential difference. ... (Read 90 times)

MirandaLo

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on: Jul 29, 2018
A 25-m wire of diameter 0.30 mm draws 0.499 A when connected across a 3.0-V potential difference.
  (a) What is the resistance of the wire?
  (b) What is the resistivity of the material from which the wire is made?
 
  What will be an ideal response?

Question 2

An FM radio station broadcasts at 96.7 MHz. What is the wavelength of the radio wave used for this broadcast? (c = 3.0  108 m/s)
 
  What will be an ideal response?


Kingjoffery

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Reply #1 on: Jul 29, 2018
Answer to Question 1

(a) 6.0  (b) 1.7  10-8   m

Answer to Question 2

3.1 m


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