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Author Question: The gravitational force exerted on a particle outside a sphere with a spherically symmetric mass ... (Read 195 times)

fbq8i

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on: Jul 29, 2018
The gravitational force exerted on a particle outside a sphere with a spherically symmetric mass distribution is the same as if the entire mass of the sphere was concentrated at its center.
 
  Indicate whether the statement is true or false

Question 2

An inductor has a current I = 0.5A cos( 275 s-1 ) t . The maximum emf across the inductor is equal to 0.5 V. What is the self-inductance of the inductor?
 
  A)
 
  4.37 mH
  B)
 
  3.64 mH
  C)
 
  2.75 mH
  D)
 
  0.73 mH
  E)
 
  1.43 mH


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C.mcnichol98

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

TRUE

Answer to Question 2

B


fbq8i

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Reply 2 on: Jul 29, 2018
Great answer, keep it coming :)

sultansheikh

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Reply 3 on: Yesterday
Excellent

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