Chapter 6 IF AMPLIFIER. MCQs 8 min Score: 0 Attempted: 0/8 Subscribe 1. . IF amplifier is designed to amplify _________ frequencies (A) Audio (B) Radio (C) Video (D) None of aboveShow All Answers 2. . Standard IF frequency for AM broadcasting is _________ (A) 440 KHz (B) 455 KHz (C) 450 KHz (D) 460 KHzShow All Answers 3. . Standard IF frequency for FM broadcasting is _________ (A) 5.6 MHz (B) 15 MHz (C) 10.7 MHz (D) 455 MHzShow All Answers 4. . The core material used in IFT transformer is _________ (A) Ferrite core (B) Powdered iron (C) Soft iron (D) MagneticShow All Answers 5. . The input signal of IF amplifier is fed from _________ (A) RF amplifier (B) Mixer (C) Detector (D) AntennaShow All Answers 6. . Neutralization is used in IF amplifiers to_________ (A) Stop oscillation (B) Increase bandwidth (C) Improve selectivity (D) Both a and bShow All Answers 7. . Local oscillator frequency as compared to incoming signal frequency is (A) High (B) Low (C) Equal (D) ZeroShow All Answers 8. . For amplitude limiting of an IF amplifier the last stage is _________ (A) Class A (B) Class B (C) Class C (D) Both b and cShow All Answers
