A. 25

**B. 50**

C. 100

D. 200

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### 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 - The parallel combination of a 6.8 kΩ resistor and a 10 kΩ resistor is in series with the parallel combination of a 2.2 kΩ resistor and a 1 kΩ resistor. A 100 V source is connected across the circuit. The resistor(s) with the greatest voltage drop is (are)___________?
A. 6.8 kΩ

B. 2.2 kΩ

**C. 6.8 kΩ and 10 kΩ**

D. 2.2 kΩ and 1 kΩ - A 12 kΩ resistor, a 15 kΩ resistor, and a 22 kΩ resistor are in series with two 10 kΩ resistors that are in parallel. The source voltage is 75 V. Current through the 15 kΩ resistor is approximately___________?
A. 14 mA

**B. 1.4 mA**

C. 5 mA

D. 50 mA - The parallel combination of a 470 Ω resistor and a 1.2 kΩ resistor is in series with the parallel combination of three 3 kΩ resistors. A 200 V source is connected across the circuit. The resistor with the most current has a value of____________?
A. 470 Ω or 1.2 kΩ

B. 3 kΩ

**C. 470 Ω**

D. 1.2 kΩ - 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 - The parallel combination of a 470 Ω resistor and a 1.5 kΩ resistor is in series with the parallel combination of five 1 kΩ resistors. The source voltage is 50 V. The percentage of the load current through any single 1 KΩ resistor is__________?
A. 25 %

**B. 20 %**

C. 100 %

D. 50 % - If the maximum collector current due to signal alone is 3 mA, then zero signal collector current should be at least equal to___________________?
A. 6 mA

B. mA

**C. 3 mA**

D. 1 mA - If the power rating of a transistor is 1W and collector current is 100mA, then maximum allowable collector voltage is________________?
A. 1V

B. 100V

C. 20V

**D. 10V** - 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 - If the collector supply is 10V, then collector cut off voltage under d.c. conditions is _______________?
A. 20 V

B. 5 V

C. 2 V

**D. 10 V**

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