Will you please provide me the Mahagenco Sub engineer exam of electronics branch Sample question paper???

Yes sure, here I am sharing the Mahagenco Sub engineer exam of electronics branch Sample question paper:


1. The stability factor is defined as:
1] ΔIc/Δβ 2] ΔIc/ΔIco 3] ΔIc/ΔVBE 4] All of these


2. Among the circuit stabilization techniques ___________gives better stable operating point.
1] Voltage divider biasing circuit or self biasing circuit 2] Base biasing circuit or fixed biasing circuit
3] Collector feedback biasing circuit 4] None of these


3. Normally emitter region in transistor is:
1] Heavily doped
2] Very lightly doped
3] Doped in between that of base region and collector region
4] None of these


4. Both in n-p-n and p-n-p transistors neglecting the reverse saturation current emitter Current is:
1] The sum of collector current and base current
2] The difference of collector current and base current
3] The product of collector current and base current
4] Both emitter and base current direction


5. The knee voltage of silicon diode is equal to?
1] 5 V 2] 0.5V 3] 0.7V 4] 1V