# Archives: Quizzes

## FET

Which of the following transistor(s) has (have) depletion and enhancement types? BJT JFET MOSFET None of the above For a FET when will maximum current flows? Vgs = 0V Vgs = 0v and Vds >= |Vp| VDS >= |Vp| Vp = 0 The...

## Bipolar Junction Transistors (BJT)

When a silicon diode is forward biased, what is VBE for a C-E configuration? voltage-divider bias emitter voltage 0.7 V 0.4 V What is the current gain for a common-base configuration where IE = 4.2 mA and IC = 4.0 mA? 16.80 1.05...

## Boolean Algebra

Determine the values of A, B, C, and D that make the sum term  equal to zero. A = 1, B = 0, C = 0, D = 0 A = 1, B = 0, C = 1, D = 0 A = 0, B = 1, C = 0, D = 0 A = 1, B = 0, C = 1, D = 1 Which of the following expressions is in...

## Analog Electronics

Which of the following oscillators is suitable for frequencies in the range of megahertz? RC phase shift Wien bridge Hartley Both (a) and (c) In a half-wave rectifier, if an a.c supply is 60 Hz. Then what is the a.c ripple at...

## Op-Amp Circuits

The center frequency of a band-pass filter is always equal to the bandwidth –3 dB frequency bandwidth divided by Q the geometric average of the critical frequencies The formula  shows that for a given capacitor, if the voltage...