Semiconductor Devices and Operational Amplifiers Quiz

JFETs have a higher input impedance than E-MOSFETs.

JFETs use a p-n junction to control the flow of current, while E-MOSFETs use an electric field to control the flow of current. (correct)

JFETs are more reliable and have a longer lifespan than E-MOSFETs.

E-MOSFETs have a higher gain than JFETs.

The Wien-bridge oscillator has a lower power consumption.

The Wien-bridge oscillator has a wider frequency range.

The Wien-bridge oscillator has a simpler circuit design.

The Wien-bridge oscillator has a higher frequency stability. (correct)

To amplify the input signal by a constant gain factor.

To perform mathematical operations like integration and differentiation.

To create a stable and regulated output voltage.

To provide high input impedance and low output impedance. (correct)

<p>Series regulators have a higher efficiency.</p> Signup and view all the answers

<p>It uses a series LC tank circuit for frequency determination.</p> Signup and view all the answers

<p>To amplify the difference between two input signals.</p> Signup and view all the answers

<p>Three-terminal regulators provide better voltage regulation performance.</p> Signup and view all the answers