What results from an inductor's counter emf with a varying current?
A) Transformer action
B) Impedance
C) Resistance
D) Inductive reactance
Correct Answer:
Verified
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
Q19: Which of the following is not an
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
Q25: The combined parallel inductive reactance branch will
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents