8. Capacitance.md
2024-4-11|2024-4-12
Pat
type
status
date
slug
summary
tags
category
icon
password
Capacitance
- Dictation/Definition: Define capacitance in the context of an isolated spherical conductor and a parallel plate capacitor. Answer:
- Formula Recall: What is the formula that relates charge (Q), potential difference (V), and capacitance (C)? Answer:
- Derivation: Using the formula , derive the formula for the combined capacitance of capacitors in series. Answer:
- Application: How do you derive the capacitance formulae for capacitors in parallel? Answer:
Energy Stored in a Capacitor
- Conceptual Understanding: How can you determine the electric potential energy stored in a capacitor from the potential–charge graph? Answer:
- Formula Recall: What is the formula for the energy (W) stored in a capacitor in terms of charge (Q) and voltage (V)? Answer:
- Alternate Formula: What is the alternate formula for the energy stored in a capacitor in terms of capacitance (C) and voltage (V)? Answer:
Discharging a Capacitor
- Graph Analysis: What does the graph of potential difference against time look like for a capacitor discharging through a resistor? Answer:
- Time Constant: What is the time constant (τ) for a capacitor discharging through a resistor, and how is it calculated? Answer:
- Discharge Equations: Write the general form of the equation for a quantity x (which could be current, charge, or potential difference) as it changes over time during the discharge of a capacitor through a resistor. Answer:
Loading...