Electronic Principles - Study Mode

[#156] The transistor has a collector current of 2 mA. If the current gain is 135, what is the base current?
Correct Answer

(A) 14.8 µA

[#157] Current and voltage are said to be in phase when:
Correct Answer

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

[#158] Silicon atoms combine into an orderly pattern called a
Correct Answer

(A) Crystal

[#159] The rotating coil of wire in an electric motor is called the:
Correct Answer

(A) armature

[#160] The north pole of a magnet is the one:
Correct Answer

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