Roshaan4387 Roshaan4387

13-12-2022
Physics

Answered

Question 17
Compared to the primary voltage, the secondary voltage in a transformer may be
a. larger.
b. Smaller.
c. the same.
d. Larger, smaller, or the same.

Question 18
Electromagnetic induction occurs in a coil when there is a change in
a. electric field intensity in the coil.
b. magnetic field intensity In the coil.
c. voltage in the coil.
d. the coil's polarity.
e. electromagnetic polarity.

Answer :

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