Practice Quiz in BJT and FET Frequency Response Part 5

This is the Online Practice Quiz in BJT and FET Frequency Response Part 5 from the book, Electronic Devices and Circuit Theory 10th Edition by Robert L. Boylestad. If you are looking for a reviewer in Electronics Engineering this will definitely help. I can assure you that this will be a great help in reviewing the book in preparation for your Board Exam. Make sure to familiarize each and every questions to increase the chance of passing the ECE Board Exam.

Continue Part V of the Online Practice Quiz

Quiz in BJT and FET Frequency Response Question 41. The decibel (dB) is defined such that _____ decibel(s) = _____ bel(s). A. 1, 10 B. 10, 1 C. 1, 1 D. 10, 10 Question 42. For the RC-coupled amplifier, the drop in gain at low frequencies is due to the increasing reactance of _____. A. CC B. Cs C. CE D. All of these Question 43. The logarithm of a number _____ than 1 is always _____. A. greater, negative B. less, positive C. less, negative D. None of these Question 44. A change in frequency by a factor of 2 results in a _____ change in the ratio of the normalized gain. A. 3-dB B. 6-dB C. 10-dB D. 20-dB Question 45. The _____ of the upper cut-off frequencies defines a _____ possible bandwidth for a system. A. highest, maximum B. lowest, maximum C. lowest, minimum D. None of these Question 46. Logarithms taken to the base _____ are referred to as common logarithms, while logarithms taken to the base _____ are referred to as natural logarithms. A. 10, e B. e, 10 C. 5, e D. 10, 5 Question 47. To fix the frequency boundaries of relatively high gain, _____ was chosen to be the gain at the cut-off levels. A. 0.5Av mid B. 0.707Av mid C. Av low D. 0.5Av high Question 48. With a BJT amplifier in the high-frequency region, the capacitance Cbe is the _____ of the parasitic capacitances while Cce is the _____. A. smallest, largest B. largest, smallest C. smallest, medium D. None of these Question 49. For any inverting amplifier, the impedance capacitance will be _____ by a Miller effect capacitance sensitive to the gain of the amplifier and the interelectrode capacitance. A. unaffected B. increased C. decreased D. None of these Question 50. The bandwidth _____ in a multistage amplifier compared to an identical single-stage amplifier. A. increases B. decreases C. remains the same D. None of these

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