Subject Repository
Electrical Engineering Mcqs
Showing 3501 – 3520 of 3,699 verified multiple choice questions with answers and explanations.
Q3501NTS / FPSC / PPSC
TRIAC is a semiconductor power electronic device which contains____________?
Q3502NTS / FPSC / PPSC
The curve between V and I of SCR when anode is positive w.r.t cathode and when anode is negative w.r.t cathode are known as_____________________?
Q3504NTS / FPSC / PPSC
With gate open, the maximum anode current at which SCR is turned off from ON condition is called____________?
Q3505NTS / FPSC / PPSC
A crowbar is a circuit which is used to protect a_____________?
Q3506NTS / FPSC / PPSC
Bidirectional semiconductor device is___________?
Q3507NTS / FPSC / PPSC
A full wave rectifier with resistive load produces___________?
Q3509NTS / FPSC / PPSC
The input current waveform of a bridge controlled rectifier when the load is perfectly filtered is___________?
Q3510NTS / FPSC / PPSC
The IGBT resulted in higher switching speed and lower energy losses. It can be used for___________?
Q3511NTS / FPSC / PPSC
The advantage of using free – wheeling diode in half controlled bridge converter is that
Q3512NTS / FPSC / PPSC
To detect an over – current fault condition, the most reliable method is to connect a_____________?
Q3513NTS / FPSC / PPSC
Harmonics in 3 phase inverters can be reduced by using___________?
Q3514NTS / FPSC / PPSC
The on – state voltage drop of IGBT consists of__________?
Q3515NTS / FPSC / PPSC
The most suited gate pulses given to the AC regulator with R – L load can be in the form of____________?
Q3516NTS / FPSC / PPSC
The maximum firing angle in the half wave controlled regulator is_____________?
Q3518NTS / FPSC / PPSC