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TRANSISTORS MCQs

Free 42+ TRANSISTORS MCQs for PPSC, FPSC, NTS, and Pakistan government job tests. Practise below with answers and explanations.

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TRANSISTORS — MCQs for Pakistan government job tests

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TRANSISTORS

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1.In the equation IC = [a / (1 – a)] IB + ____________, which term correctly completes the expression?

2.Complete the equation: IC = ß IB + ________?

3.Which transistor configuration exhibits the greatest output impedance?

4.In the transistor current equation IC = aIE + ________, which term correctly completes the expression?

5.What type of charge carriers primarily flow in a PNP transistor?

6.How is the collector region of a transistor typically doped?

7.In an NPN transistor, which type of charge carriers are considered the minority carriers?

8.What is the typical input impedance characteristic of a transistor?

9.What is the typical range of the parameter alpha (α) in a transistor?

10.Given a transistor with a collector current (I_C) of 100 mA and an emitter current (I_E) of 100.2 mA, what is the value of the current gain (β)?

11.What is the formula that expresses the relationship between ß and a?

12.In a common base transistor configuration, what is the phase angle difference between the input and output voltages?

13.In a transistor, how does the leakage current in the Common Emitter (CE) configuration compare to that in the Common Base (CB) configuration?

14.Given that the value of a is 0.9, what is the corresponding value of ß?

15.The designation BC 147 for a transistor signifies that it is composed of which material?

16.How does the base-emitter resistance of a transistor change when its temperature rises?

17.Which transistor configuration is the most frequently utilized?

18.What is the characteristic output impedance of a transistor?

19.What type of doping is typically used for the emitter region in a transistor?

20.What is the level of doping typically applied to the base region of a transistor?

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