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Author Question: How much work is required to stretch a spring 25.2 cm if its force constant is 12.3 N/m? A) 0.391 ... (Read 31 times)

yoooooman

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on: Jul 29, 2018
How much work is required to stretch a spring 25.2 cm if its force constant is 12.3 N/m?
 
  A) 0.391 J
  B) 0.488 J
  C) 3.10 J
  D) 1.05 J
  E) 0.381 J

Question 2

A 120-V rms signal at 60 Hz is applied across a 30-mH inductor and a 100- resistor. What is the rms value of the current in this circuit?
 
  A) 0.80 A
  B) 1.2 A
  C) 1.4 A
  D) 1.6 A
  E) 1.8 A


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Sassygurl126

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

A

Answer to Question 2

B


yoooooman

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Reply #2 on: Jul 29, 2018
Thanks


Sassygurl126

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Reply #3 on: Jul 29, 2018
Welcome :)


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