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Consider the following statements associated with small signal FET model and A-parameter model of BJT (in CS configuration and CE configuration respectively):
1. Both FET and BJT have a Norton’s output circuit, but the current generated in BJT depends on the input current and not on the input voltage as in FET.
2. There is no feedback from output to input in the FET, whereas a feedback exist in the BJT through the parameter hre.
3. The high input resistance of the FET is replaced by an input resistance of about 1 kΩ for a CE amplifier.
Which of the above statements is/are correct?
  • a)
    2 only
  • b)
    1,2 and 3
  • c)
    3 only
  • d)
    2 and 3 only
Correct answer is option 'B'. Can you explain this answer?
Verified Answer
Consider the following statements associated with small signal FET mod...


By observing the above two modes, we can find that all the statements are correct.
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Consider the following statements associated with small signal FET model and A-parameter model of BJT (in CS configuration and CE configuration respectively):1. Both FET and BJT have a Norton’s output circuit, but the current generated in BJT depends on the input current and not on the input voltage as in FET.2. There is no feedback from output to input in the FET, whereas a feedback exist in the BJT through the parameter hre.3. The high input resistance of the FET is replaced by an input resistance of about 1 kΩ for a CE amplifier.Which of the above statements is/are correct?a)2 onlyb)1,2 and 3c)3 onlyd)2 and 3 onlyCorrect answer is option 'B'. Can you explain this answer?
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Consider the following statements associated with small signal FET model and A-parameter model of BJT (in CS configuration and CE configuration respectively):1. Both FET and BJT have a Norton’s output circuit, but the current generated in BJT depends on the input current and not on the input voltage as in FET.2. There is no feedback from output to input in the FET, whereas a feedback exist in the BJT through the parameter hre.3. The high input resistance of the FET is replaced by an input resistance of about 1 kΩ for a CE amplifier.Which of the above statements is/are correct?a)2 onlyb)1,2 and 3c)3 onlyd)2 and 3 onlyCorrect answer is option 'B'. Can you explain this answer? for Electrical Engineering (EE) 2024 is part of Electrical Engineering (EE) preparation. The Question and answers have been prepared according to the Electrical Engineering (EE) exam syllabus. Information about Consider the following statements associated with small signal FET model and A-parameter model of BJT (in CS configuration and CE configuration respectively):1. Both FET and BJT have a Norton’s output circuit, but the current generated in BJT depends on the input current and not on the input voltage as in FET.2. There is no feedback from output to input in the FET, whereas a feedback exist in the BJT through the parameter hre.3. The high input resistance of the FET is replaced by an input resistance of about 1 kΩ for a CE amplifier.Which of the above statements is/are correct?a)2 onlyb)1,2 and 3c)3 onlyd)2 and 3 onlyCorrect answer is option 'B'. Can you explain this answer? covers all topics & solutions for Electrical Engineering (EE) 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Consider the following statements associated with small signal FET model and A-parameter model of BJT (in CS configuration and CE configuration respectively):1. Both FET and BJT have a Norton’s output circuit, but the current generated in BJT depends on the input current and not on the input voltage as in FET.2. There is no feedback from output to input in the FET, whereas a feedback exist in the BJT through the parameter hre.3. The high input resistance of the FET is replaced by an input resistance of about 1 kΩ for a CE amplifier.Which of the above statements is/are correct?a)2 onlyb)1,2 and 3c)3 onlyd)2 and 3 onlyCorrect answer is option 'B'. Can you explain this answer?.
Solutions for Consider the following statements associated with small signal FET model and A-parameter model of BJT (in CS configuration and CE configuration respectively):1. Both FET and BJT have a Norton’s output circuit, but the current generated in BJT depends on the input current and not on the input voltage as in FET.2. There is no feedback from output to input in the FET, whereas a feedback exist in the BJT through the parameter hre.3. The high input resistance of the FET is replaced by an input resistance of about 1 kΩ for a CE amplifier.Which of the above statements is/are correct?a)2 onlyb)1,2 and 3c)3 onlyd)2 and 3 onlyCorrect answer is option 'B'. Can you explain this answer? in English & in Hindi are available as part of our courses for Electrical Engineering (EE). Download more important topics, notes, lectures and mock test series for Electrical Engineering (EE) Exam by signing up for free.
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