An air-core inductor has a metal core. – McqOptions

MCQOPTIONS

1.	An air-core inductor has a metal core.
A.	1
B.
Answer» C.

Discussion

No Comment Found

Related MCQs

X = 2fL
For inductions in series, L = L + L + L +...
What is the impedance of a 1 kHz series RL circuit when R and X are both 1000 ohms?
You could decrease the time constant of an circuit by
What is the inductive reactance if the of a coil is 60, and the winding resistance is 5 ?
What is the current rise after 2 time constants if = 12 V dc, = 60 , and the inductor is rated at 24 mH?
What is the phase angle between the source voltage and current, when a 100 mH inductor with a reactance of 6 k, and a 1 k resistor are in series with a source?
With 100 V applied to the primary of a transformer so that it draws 500 mA, what will be the 300 V secondary current?
If 360 V is the output of a 300-turn secondary winding, what is the input voltage when the primary winding has 150 turns?
A 24 V peak source is connected across a 900 H inductor. If the frequency of the source is 22 kHz, what is the reactive power?