IndiaBIX.com
Arithmetic Aptitude Data Interpretation
Logical Reasoning Verbal Reasoning Non Verbal Reasoning
General Knowledge
Sudoku Number puzzles Missing letters puzzles Logical puzzles Playing cards puzzles Clock puzzles
C Programming C++ Programming C# Programming Java Programming
Microbiology Biochemistry Biotechnology Biochemical Engineering
Chemical Engineering Networking Database Questions Computer Science Basic Electronics Digital Electronics Electronic Devices Circuit Simulation Electrical Enigneering Engineering Mechanics Technical Drawing
Placement Papers Group Disucssion HR Interview Technical Interview Body Language
Aptitude Test Verbal Ability Test Verbal Reasoning Test Logical Reasoning Test C Programming Test Java Programming Test Data Interpretation Test General Knowledge Test
Data Structures Operating Systems Networking DATABASE Database Basics SQL Server Basics SQL Server Advanced SQL Server 2008 JAVA Core Java Java Basics Advanced Java UNIX Unix File Management Unix Memory Management Unix Process Managemnt C Interview Questions The C Language Basics .NET Interview Questions .NET Framework ADO.NET ASP.NET Software Testing

Electronic Devices - Amplifier Frequency Response


Exercise

"Loneliness is the most terrible poverty."
- Mother Teresa
1. 

Doubling the voltage gain causes a ________ dB ________.

A. 10, increase
B. 6, increase
C. 10, decrease
D. 6, decrease

2. 

________ frequencies are values of frequency at which the RC circuits reduce the voltage gain to 70.7% of its midrange value.

A. Critical
B. Cutoff
C. Corner
D. all of the above

3. 

A roll-off of 20 dB per decade is equivalent to a roll-off of ________ per octave.

A. 3 dB
B. 13 dB
C. 12 dB
D. 6 dB

4. 

An amplifier has an Rin = 1.2 k. The coupling capacitor is 1 F. Determine the approximate lower cutoff frequency.

A. 133 Hz
B. 1.33 kHz
C. 13.3 kHz
D. 133 kHz

5. 

Refer to this figure. The output voltage at fcl = 12 mV. What is the output voltage at the midpoint frequency?

A. 12 mV
B. 12 mV p-p
C. 16.97 mV
D. 8.48 mV




© 2008-2012 by IndiaBIX™ Technologies. All Rights Reserved | Copyright | Terms of Use & Privacy Policy

Contact us: info@indiabix.com     Follow us on twitter!