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Electronic Devices Practice Test 142

# Introduction of 555 Timer MCQ (Multiple Choice Questions) PDF - 142

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The MCQs Resistors present in 555 timer package are: 15, 10, 25 and 30 with "Introduction of 555 Timer" App Download (iOS & Android) Free to learn online tutor courses. Practice oscillators questions and answers, Google eBook to download free sample for job placement test.

## Introduction of 555 Timer MCQ Questions : Quiz 142

MCQ 706: Resistors present in 555 timer package are

A) 10
B) 15
C) 25
D) 30

MCQ 707: In forward bias, negative terminal of battery is connected to diode's

A) n region
B) p region
C) depletion region
D) floating point

MCQ 708: When Valence electron acquire enough additional energy, it can leave Valence shell of an atom and become a

A) free electron
B) bound electron
C) free hole
D) bound hole

MCQ 709: Transfer characteristic curve for a JFET is

A) linear region
B) nonlinear
C) constant
D) impulse

MCQ 710: Sinusoidal oscillator operation is based on the principle of

A) positive feedback
B) negative feedback
C) amplification
D) switching

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