Electrical Engineering Mcqs — Test 77
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Question 1
If temperature changes, h parameters of a transistor ________________?
Question 2
The hfe parameter is called ______________in CE arrangement with output shorted?
Question 3
The values of h parameter of a transistor in CE arrangement are ____________ arrangement?
Question 4
The parameter hie stands for input impedance in _____________?
Question 5
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__________?
Question 6
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___________?
Question 7
An ideal OP-AMP is an ideal___________?
Question 8
The current gain of a BJT is__________?
Question 9
To prevent a DC return between source and load, it is necessary to use___________?
Question 10
Voltage Series feedback also called series-shunt feedback) results in__________?