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Author Question: A radar pulse returns 3.0 10-4 s after it was sent out and reflected by an object. What is the ... (Read 70 times)

vicotolentino

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on: Jul 28, 2018
A radar pulse returns 3.0  10-4 s after it was sent out and reflected by an object. What is the separation distance of the radar source and the object?

Question 2

How much energy is in a 63 kHz photon of AM-radiation?
 a. 1.0  1038 J
  b. 6.6  1030 J
  c. 4.2  1029 J
  d. 3.1  1030 J
  e. 13  1029 J


Pswine

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

4.5  104 m

Answer to Question 2

c


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