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Electronics - Inductors

Exercise : Inductors - General Questions
66.
As a generator armature passes the 270 degree point, the induced voltage is:
at maximum negative
between maximum negative and zero
at maximum positive
between zero and maximum positive
Answer: Option
Explanation:
No answer description is available. Let's discuss.
67.
A value of "ten to the eighth power magnetic lines of force" is for the term:
field
flux
coulomb
weber
Answer: Option
Explanation:
No answer description is available. Let's discuss.
68.
A change of one ampere per second in an inductor that induces a voltage of one volt is considered as which unit value?
a lenz
an ohm
a farad
a henry
Answer: Option
Explanation:
No answer description is available. Let's discuss.
69.
What is the name of the part inside a relay that is moved by the action of the electromagnet?
armature
conductor
contacts
solenoid
Answer: Option
Explanation:
No answer description is available. Let's discuss.
70.
If the primary of a 4:1 turns transformer dissipates 5 W, what is the secondary power?
5.0 W
1.25 pW
9.5 W
20.0 mW
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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