Electronic Principles MCQ Questions & Answers | Computer Science

A. Current is induced in a conductor that is moving through a magnetic field

B. Like magnetic poles repel, while unlike poles attract

C. Current flowing through a conductor generates a magnetic field

D. Like magnetic poles attract, while unlike poles repel

E. None of the above

A. 14.8 µA

B. 10.3 µA

C. 7.8 µA

D. 7.75 µA

E. None of the above

A. their waveforms are both ac or both dc

B. they have the same amplitude and frequency

C. their waveforms cross through zero and reach positive and negative peaks at the same time

D. All of the above

E. None of the above

A. Crystal

B. Covalent bond

C. Semiconductor

D. Valence orbit

E. None of the above

A. armature

B. brush

C. commutator

D. loop

E. None of the above

A. that has its molecules arranged in a random pattern

B. that would be attracted to the earth's north magnetic pole

C. that would be repelled by the south pole of another magnet

D. that would be attracted to the earth's south magnetic pole

E. None of the above

A. 90 Ohm - 101 ohm

B. 90 Ohm - 110 ohm

C. 98 Ohm - 100.1 ohm

D. 99 Ohm - 102 ohm

E. None of the above

A. capacitive reactance is greater than the inductive reactance

B. inductive reactance is greater than the capacitive reactance

C. inductive reactance is equal to the capacitive reactance

D. the difference between inductive and capacitive reactance is equal to the resistance

E. None of the above

A. Forward-biased

B. Reverse-biased

C. Nonconducting

D. Operating in the breakdown region

E. None of the above

A. Primary voltage

B. Secondary voltage

C. Neither

D. Impossible to say

E. None of the above