Question 11 : Which of the following is not true regarding the output capacitor in the transistor biasing circuit?
1. To pass AC signal
2. To stop DC signal
3. To couple the amplifier to load or next amplifier
4. There is no importance for an output capacitance
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Question 12 : What is the role of emitter resistance in the transistor amplifying circuit?
1. To prevent thermal runaway
2. To prevent increase in gain
3. To lower the output impedance
4. To increase gain
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Question 13 : Which of the following is actually not a function of emitter bypass capacitor?
1. Increase gain
2. Lower the impedance of emitter resistance
3. Provide a low reactance path
4. Help emitter resistance to withstand voltage variation
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Question 14 : What is the role of emitter bypass capacitance in the transistor amplifying circuit?
1. To prevent damage of emitter resistance from variation in voltage
2. To prevent emitter from over voltage
3. To increase gain
4. To increase load to transistor circuit
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Question 15 : Which of the following statements is most correct to explain role of biasing circuit in the implementation of a transistor circuit?
1. It is used provide proper voltage to every component in the circuit
2. It is used to ensure maximum power is obtained out of the circuit
3. It is used to provide the quiescent collector current
4. It is used to provide proper and stable functional environment to all quiescent point parameters
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Question 16 : Which of the following is not considered for quiescent operating point?
1. DC collector-emitter voltage
2. DC collector current
3. DC base current
4. DC input voltage
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Question 17 : The state amplifier has no input is not called ______________
1. Zero signal condition
2. Non-signal condition
3. Quiescent condition
4. Empty-signal condition
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Question 18 : Which of the following configuration is used for impedance matching?
1. Common base configuration
2. Common emitter configuration
3. Common collector configuration
4. All configurations are equally suited
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Question 19 : Which of the following configuration is used for audio signal amplification?
1. Common base configuration
2. Common emitter configuration
3. Common collector configuration
4. All configurations are equally suited
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Question 20 : Which of the following configuration is used as input stage of multistage amplifier?
1. Common base configuration
2. Common emitter configuration
3. Common collector configuration
4. All configurations are equally suited
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