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    Exam 47: Magnetism and Electromagnetism
  5. Question
    Which of These Uses a Movable Core to Act as an Electric
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Which of These Uses a Movable Core to Act as an Electric

Question 1

Question 1

Multiple Choice

Which of these uses a movable core to act as an electric switch?


A) Transistor
B) Solenoid
C) Relay
D) None of these

Correct Answer:

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