Electrical Engineering Analog Signals, Network and Measurement Virtual Laboratory Experiments

Aim

Theory

Pretest

Procedure

Simulation

Posttest

References

Contributors

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Aim

Theory

Pretest

Procedure

Simulation

Posttest

References

Contributors

Feedback

Measurement of Capacitance by Wien Series Bridge

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For audio frequency applications, the popular oscillator used is:

a: LC oscillator Explanation

Explanation

b: Hartley oscillator Explanation

Explanation

c: Crystal oscillator Explanation

Explanation

d: Wien bridge oscillator Explanation

Explanation

The feedback factor of a Wien bridge oscillator using Op-Amp is:

a: 1/3 Explanation

Explanation

b: 1/2 Explanation

Explanation

c: 1/6 Explanation

Explanation

d: 1 Explanation

Explanation

The frequency can be measured by:

a: De Sauty's Bridge Explanation

Explanation

b: Schering Bridge Explanation

Explanation

c: Anderson's Bridge Explanation

Explanation

d: Wien's Bridge Explanation

Explanation

Which of the following statement is true of phase-shift type and wien bridge type R-C oscillators:

a: The former uses positive feedback whereas the latter uses both positive and negative feeedback Explanation

Explanation

b: Both use positive feedback Explanation

Explanation

c: The former uses positive and negative feedback Explanation

Explanation

d: Both use negative feedback Explanation

Explanation

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