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Author Question: The primary coil of a transformer has 100 turns and its secondary coil has 400 turns. If the ac ... (Read 105 times)

nmorano1

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on: Jul 29, 2018
The primary coil of a transformer has 100 turns and its secondary coil has 400 turns. If the ac current in the secondary coil is 2 A, what is the current in its primary coil?
 
  A) 2 A
  B) 8 A
  C) 1/2 A
  D) 1/4 A
  E) 4 A

Question 2

What is the meaning of the expression F = 0?
 
  What will be an ideal response?


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skipfourms123

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

B

Answer to Question 2

Answer: This is the mathematical expression for the equilibrium rule, which states that the vector sum of the forces acting on an object is equal to zero if that object is in a state of rest, or a state of unchanging velocity. Vector sum tells us that direction is essential. For example, if an object that is pulled to the left doesn't move, then an equal and opposite force must be pulling on the right, causing the total pull to be zero. No change in the object's motion is evidence of


nmorano1

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Reply 2 on: Jul 29, 2018
Excellent

bbburns21

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

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