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Q1. | The approximate value of input impedance of a common emitter amplifier with emitter resistance R_{e} is given by |

A. | h_{ie} + A_{I} R_{e} [Wrong Answer] |

B. | h_{ie} + (i + h_{fe}) R_{e} [Correct Answer] |

C. | h_{ie} [Wrong Answer] |

D. | (1 + h_{fe}) R_{e} [Wrong Answer] |

View Answer
Explanation:-
Answer : BDiscuss it below :!! OOPS Login [Click here] is required to post your answer/resultHelp other students, write article, leave your comments |

**Also Read Similar Questions Below :**

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**Reason (R):** The input impedance of a half wavelength line is equal to load impedance.

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A is correct but R is wrong

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⇒

Match the following:

List I | List II | ||
---|---|---|---|

A. | Ring modulator | 1. | Clock recovery |

B. | VCO | 2. | Demodulation of FM |

C. | Foster Seeley discriminator | 3. | Frequency conversion |

D. | Mixer | 4. | Summing of two points |

5. | Generation of FM | ||

6. | Generation of DSB-SC |

A-1, B-3, C-2, D-4

A-6, B-5, C-2, D-3

A-6, B-1, C-3, D-2

A-5, B-6, C-1, D-3