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Author Question: How fast would you have to travel in order to reach a star that is 50 light-years away from Earth ... (Read 22 times)

jwb375

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on: Jul 29, 2018
How fast would you have to travel in order to reach a star that is 50 light-years away from Earth when you are 40 years older than you were when you left Earth? One light-year is the distance light travels in one year.
 
  A) 0.58c
  B) 0.68c
  C) 0.78c
  D) 0.88c
  E) 0.96c

Question 2

A series RLC circuit has a 100- resistor, a 0.100-F capacitor and a 2.00-mH inductor connected across a 120-V rms ac voltage source operating at (1000/) Hz. What is the resonant frequency of this circuit?
 
  A) 70.7 kHz
  B) 17.9 kHz
  C) 22.5 kHz
  D) 35.3 kHz
  E) 11.3 kHz


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aham8f

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

C

Answer to Question 2

E


jwb375

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

yeungji

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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