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Electronics - Inductors

Exercise : Inductors - General Questions
61.
What is the impedance of a 1 kHz series RL circuit when R and XL are both 1000 ohms?
500 ohms
1000 ohms
1414 ohms
2000 ohms
Answer: Option
Explanation:
No answer description is available. Let's discuss.
62.
What is remanence?
reactance
reluctance
retentitivity
resistance
Answer: Option
Explanation:
No answer description is available. Let's discuss.
63.
When an electromagnet reaches maximum strength, it is considered to be:
in field condition
at saturation
inhibited
at field strength
Answer: Option
Explanation:
No answer description is available. Let's discuss.
64.
You could decrease the time constant of an RL circuit by
adding a resistor in parallel with the circuit resistance
adding an inductor in series with the circuit inductance
decreasing the amplitude of the input voltage
exchanging the position of the resistor and inductor in the circuit
Answer: Option
Explanation:
No answer description is available. Let's discuss.
65.
Indication of transformer primary and secondary voltage relationships is accomplished by:
color-coded wires
dot notation
black, rather than gray, casings
winding ratios
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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