Subject Repository
Electrical Engineering Mcqs
Showing 1381 – 1400 of 3,699 verified multiple choice questions with answers and explanations.
Q1381NTS / FPSC / PPSC
The input impedance of a transistor connected in___________arrangement is the highest?
Q1382NTS / FPSC / PPSC
The value of ß for a transistor is generally____________?
Q1383NTS / FPSC / PPSC
When current feedback (negative) is applied to an amplifier, its input impedance _____________?
Q1384NTS / FPSC / PPSC
If the feedback fraction of an amplifier is 0.01, then voltage gain with negative feedback is approximately________________?
Q1385NTS / FPSC / PPSC
The gain of an amplifier with feedback is known as____________gain?
Q1387NTS / FPSC / PPSC
Most of the majority carriers from the emitter____________?
Q1388NTS / FPSC / PPSC
In a transistor, the base current is about_________of emitter current?
Q1391NTS / FPSC / PPSC
If the output of an amplifier is 10 V and 100 mV from the output is fed back to the input, then feedback fraction is_____________?
Q1392NTS / FPSC / PPSC
The element that has the biggest size in a transistor is____________?
Q1393NTS / FPSC / PPSC
An oscillator produces___________oscillations?
Q1394NTS / FPSC / PPSC
If the crystal frequency changes with temperature, we say that crystal has___________temperature coefficient?
Q1395NTS / FPSC / PPSC
An LC oscillator cannot be used to produce ____________frequencies?
Q1396NTS / FPSC / PPSC
In an LC transistor oscillator, the active device is___________?
Q1398NTS / FPSC / PPSC
In a phase shift oscillator, we use____________RC sections?
Q1399NTS / FPSC / PPSC