Which of the following is not an example of how XL is generally used?
A) Block dc
B) High opposition to high frequency ac
C) Little opposition to dc
D) Low opposition to low frequency ac
Correct Answer:
Verified
Q14: For an inductor, the induced voltage VL
Q15: Frequency is equal to
A) 2p x T
B)
Q16: When alternating current flows in an inductance,
A)
Q17: XL equals
A) 1/2?fL
B) 2?fL
C) 2?/fL
D) f/2?L
Q18: What is the inductive reactance for steady
Q20: What results from an inductor's counter emf
Q21: The polarity of a coil's counter emf
Q22: Inductive reactance only applies to
A) direct current
B)
Q23: How much is the XL for a
Q24: The values of XL in series or
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