A. Base 10
B. Base 16
C. Base8
D. Base 3
Related Mcqs:
- A silicon transistor is biased with base resistor method. If ß=100, VBE =0.7 V, zero signal collector current IC = 1 mA and VCC = 6V , what is the value of the base resistor RB ?
A. 105 kO
B. 530 kO
C. 315 kO
D. None of the above - Which of the following braking systems on the locomotives is costly ?
A. Regenerative braking on electric locomotives
B. Vacuum braking on diesel locomotives
C. Vacuum braking on steam locomotives
D. All braking systems are equally costly - Which of the following braking systems is used on steam locomotives ?
A. Hydraulic system
B. Pneumatic system
C. Vacuum system
D. None of the above - Which of the following is the disadvantage of electric traction over other systems of traction ?
A. Corrosion problems in the under-ground pipe work
B. Short time power failure interrupts traffic for hours
C. High capital outlay in fixed installations beside route limitation
D. Interference with communication lines
C. All of the above - Main traction systems used in India are, those using______________?
A. electric locomotives
B. diesel engine locomotives
C. steam engine locomotives
D. diesel electric locomotives
E. all of the above - The disadvantage of base resistor method of transistor biasing is that it_________________?
A. Is complicated
B. Is sensitive to changes in ß
C. Provides high stability
D. None of the above - The value of stability factor for a base resistor bias is________________?
A. RB (ß+1)
B. (ß+1)RC
C. (ß+1)
D. 1-ß - The stability factor of a collector feedback bias circuit is_______________ that of base resistor bias?
A. The same as
B. More than
C. Less than
D. None of the above - In a base resistor method, if the value of ß changes by 50, then collector current will change by a factor ___________________?
A. 25
B. 50
C. 100
D. 200 - The base resistor method is generally used in ________________?
A. Amplifier circuits
B. Switching circuits
C. Rectifier circuits
D. None of the above
