In an integrator, the feedback element is a :a)zener diodeb)voltage di...
Integrator circuit is as shown below
The correct answer is: capacitor
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In an integrator, the feedback element is a :a)zener diodeb)voltage di...
Integrator in Electronics
In electronics, an integrator is a circuit that performs the mathematical operation of integration. It is commonly used in various applications such as audio amplifiers, analog computers, and signal processing.
Feedback Element in an Integrator
The feedback element in an integrator is a capacitor. The capacitor is connected in parallel with the input resistor to create a feedback loop. This configuration allows the output voltage to be integrated over time, producing an output signal that is proportional to the integral of the input signal.
Working Principle
- The input signal is applied to the input resistor of the integrator circuit.
- The capacitor charges and discharges in response to the input signal.
- As the input voltage changes, the capacitor voltage changes at a rate proportional to the input voltage.
- The output voltage across the capacitor represents the integral of the input voltage over time.
Role of the Capacitor
The capacitor plays a crucial role in the operation of the integrator circuit. It acts as a storage element that accumulates charge over time. As the input voltage changes, the capacitor voltage increases or decreases, depending on the rate of change of the input voltage.
Advantages of Using a Capacitor as the Feedback Element
- The use of a capacitor as the feedback element allows the integrator circuit to respond to a varying input voltage.
- The integration process smooths out rapid changes in the input signal, resulting in a more stable output signal.
- The capacitor provides a high-pass filter effect, allowing only the low-frequency components of the input signal to be integrated.
Conclusion
In an integrator circuit, the feedback element is a capacitor. This component plays a vital role in allowing the integration of the input signal over time. By using a capacitor as the feedback element, the circuit can effectively perform the mathematical operation of integration, resulting in an output signal that is proportional to the integral of the input signal.
In an integrator, the feedback element is a :a)zener diodeb)voltage di...
Capacitor