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Electronic Devices Practice Test 19

Electronic Devices and Circuits Quiz PDF: Questions and Answers - 19

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Electronic Devices and Circuits Questions and Answers PDF Download: Quiz 19

MCQ 91: LM317IC can operate as a

A) modulator
B) amplifier
C) inductor regulator
D) floating regulator

MCQ 92: If internal emitter resistance of BJT is 20 Ω and collector resistor of amplifier is 1200 Ω then voltage gain will be

A) 60
B) 1200
C) 12
D) 20

MCQ 93: 7906IC is a fixed regulator of

A) −5 V
B) −2 V
C) −6 V
D) −8 V

MCQ 94: When electron jumps to conduction band, a Vacancy is left in the

A) Valence band
B) conduction band
C) nucleus band
D) forbidden energy band

MCQ 95: Forward voltage drop of an LED is greater than

A) 0.5 V
B) 1.2 V
C) 2.4 V
D) 5 V

Electronic Devices Exam Prep Tests

Electronic Devices and Circuits Learning App & Free Study Apps

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Electronic Devices and Circuits App (Android & iOS)

Electronic Devices and Circuits App (Android & iOS)

Electronic Devices App (Android & iOS)

Electronic Devices App (Android & iOS)

Advance Electromagnetic Theory App (Android & iOS)

Advance Electromagnetic Theory App (Android & iOS)

Engineering Physics App (Android & iOS)

Engineering Physics App (Android & iOS)