- (A) Cmin = V / ( Vr L f2 )
- (B) Cmin= ( 1 – D ) V / ( Vr L f2 )
- (C) Cmin= ( 1 – 2
- (D) ) V / 32 ( Vr L f2 )
Exam preparation MCQs with answers
Practice Pakistan's most useful MCQs for competitive exams
Prepare for NTS, PPSC, FPSC and subject-wise tests with fresh multiple choice questions, clear options and quick answer reveal.
Latest MCQs
- (A) Metal – oxide semiconductor field effect transistor
- (B) Molybdenum – oxide semiconductor field effect transistor
- (C) Metal – oxide silicon field effect transistor
- (D) Metal – oxide semiconductor field effect transmitter
- (A) Flyback capacitor
- (B) Flyback resistor
- (C) Flyback transformer
- (D) Flyback transistor
- (A) Large number of reactive component
- (B) Low stress on switch
- (C) Low stress on capacitor
- (D) None of these
- (A) Only minority carriers
- (B) Only majority carriers
- (C) Both minority and majority carriers
- (D) None of these
- (A) Divert the collector current during turn – off
- (B) Improves the reverse bias safe operating area
- (C) Dissipates a fair amount of switching power
- (D) All of these
- (A) High dv / dt, low di / dt
- (B) Low dv / dt, low di / dt
- (C) Low dv / dt, high di / dt
- (D) High dv / dt, high di / dt
- (A) voltmeter
- (B) rheostat
- (C) wattmeter
- (D) galvanometer
- (A) 1.2 x 10~8 Q-m
- (B) 1.4 x 10~8 Q-m
- (C) 1.6 x 10″”8 Q-m
- (D) 1.8 x 10″8 Q-m
- (A) decreases
- (B) increases
- (C) first increases and then decreases
- (D) remains constant

