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Author Question: A straight wire is carrying a current of 2.0 A. It is placed at an angle of 60 with respect to a ... (Read 89 times)

karateprodigy

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on: Jul 29, 2018
A straight wire is carrying a current of 2.0 A. It is placed at an angle of 60 with respect to a magnetic field of strength 0.20 T. If the wire experiences a force of 0.40 N, what is the length of the wire?
 
  A) 1.0 m
  B) 1.2 m
  C) 1.4 m
  D) 1.6 m
  E) 1.8 m

Question 2

How much time does it take a beam of light to travel 2.9 km through space? (c = 3.0  108 m/s)
 
  A) 9.7 s
  B) 9.7 ms
  C) 9.7 s
  D) 9.7 ns
  E) 9.7 ps
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shayla

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

B

Answer to Question 2

C


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