Analog Electronics | Test For NTS PPSC FPSC, TEST

A. ac collector voltage is 180° out of phase with ac base voltage
B. ac emitter voltage is 180° out of phase with ac base voltage
C. ac collector voltage is in phase with ac base voltage
D. none of the above

Search

TopMcqs Menu

Mix Subjects Mcqs

Engineering Subjects

Management Sciences

Recent Comments

Category: Analog Electronics

. If =0.98 ,Ico=6µA and Iβ=100µA for a transistor,then the value of Ic will be______?

The effective channel length of a MOSFET in a saturation decreases with increase in___________?

An n- channel JFET has IDSS=2mA,and Vp=-4v.Its transconductance gm=in mA/V)for an applied gate to source voltage VGS=-2v is___________?

An amplifier using an opamp with slew rate SR=1v/µsec has a gain of 40db.if this amplifier has to faithfully amplify sinusoidal signals from dc to 20 KHz without introducing any slew-rate induced distortion, then the input signal level must not exceed________?

An amplifier without feedback has a voltage gain of 50,input resistance os 1 KΩ & Output resistance of 2.5KΩ.The input resistance of the current-shunt negative feedback amplifier using the above amplifier with a feedback factor of 0.2 is___________?

In all base driver amplifiers__________?

In the differential voltage gain & the common mode voltage gain of a differential amplifier are 48db &2db respectively, then its common mode rejection ratio is__________?