REVIEW-CERTIFIED QUESTIONS WITH
ANSWERS 2026
When a coil induces a voltage into itself, it is known as ? inductance.
a. auto
b. back
c. counter
d. self - correct-answer -d. self
The ability of one coil to induce a voltage into another coil is called ? induction.
a. common
b. magnetic
c. mutual
d. shared - correct-answer -c. mutual
A coil of wire wrapped around a core is called a(n) ? .
a. capacitor
b. inductor
c. magneto
d. transducer - correct-answer -b. inductor
, For a voltage to be induced in a conductor, there must be relative motion
between the conductor and a magnetic field.
True
False - correct-answer -True
The ability of a current-carrying conductor, coil, or circuit to induce a voltage into
itself or adjacent circuits is called ? .
a. coupling
b. inductance
c. reactance
d. transference - correct-answer -b. inductance
The letter ? is used in calculations to represent inductance.
a. I
b. L
c. M
d. N - correct-answer -b. L
A transformer operates under the principle of ? .
a. coil interaction