Capacitance of Parallel Plates Overview

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What happens to the capacitance of parallel plates if their area is doubled?

The capacitance is doubled (correct)

The capacitance is halved

The capacitance is quadrupled

The capacitance remains the same

How does the spacing between parallel plates affect capacitance?

Capacitance remains constant with spacing

Capacitance increases with spacing

Capacitance decreases with spacing (correct)

Capacitance is not affected by spacing

What effect does doubling the charge that a capacitor can hold have on its capacitance?

The capacitance quadruples

The capacitance remains the same

The capacitance is halved

The capacitance doubles (correct)

How does the dielectric material impact the capacitance of parallel plates?

It increases capacitance Signup and view all the answers

Why does the voltage rating of a capacitor depend on frequency?

Higher frequency increases losses and heating in the capacitor Signup and view all the answers

What is another name for a voltage variable capacitor?

Variable capacitance diode Signup and view all the answers

How does the barrier width variation in a reversed-biased diode impact capacitance?

Decreases capacitance Signup and view all the answers

In a voltage variable capacitor, which material becomes one of the capacitor plates when the diode is reversed biased?

N-type material Signup and view all the answers

What happens to the capacitance of a diode-former capacitor when the reversed bias voltage is increased?

Capacitance decreases Signup and view all the answers

Why does a diode form a capacitor when reversed biased?

Barrier width acts as a nonconductor Signup and view all the answers

Capacitance of Parallel Plates Overview

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Questions and Answers

What happens to the capacitance of parallel plates if their area is doubled?

How does the spacing between parallel plates affect capacitance?

What effect does doubling the charge that a capacitor can hold have on its capacitance?

How does the dielectric material impact the capacitance of parallel plates?

Why does the voltage rating of a capacitor depend on frequency?

What is another name for a voltage variable capacitor?

How does the barrier width variation in a reversed-biased diode impact capacitance?

In a voltage variable capacitor, which material becomes one of the capacitor plates when the diode is reversed biased?

What happens to the capacitance of a diode-former capacitor when the reversed bias voltage is increased?

Why does a diode form a capacitor when reversed biased?

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