AP Physics 2 Flashcards: Electric Power

Study Electric Power in AP Physics 2 with focused flashcards that help you recognize the idea, recall the key rule, and apply it in practice-style prompts.

QUESTION

How is power related to current and voltage in an AC circuit?

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ANSWER

$P = VI \cos \phi$ . AC power includes the phase angle factor.

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AP Physics 2: Electric Circuits

Compound Direct Current (DC) Circuits28 cards

Electric Current35 cards

You are hereElectric Power37 cards

Kirchhoff's Junction Rule39 cards

Kirchhoff's Loop Rule37 cards

Resistance, Resistivity, and Ohm's Law37 cards

Resistor–Capacitor (RC) Circuits37 cards

Simple Circuits40 cards

All flashcards

37 cards

What this deck covers

This deck focuses on Electric Power, giving you a quick way to review the definitions, rules, and examples that matter most for AP Physics 2.

How to use these flashcards

Work through these flashcards in short sessions. Try to answer each prompt before flipping the card, then revisit any cards you miss until the explanation feels automatic.

Practice questions

1 of 50Practice questions for this set

A device is connected to a constant

6.0\ \text{V}

source for several seconds. During this interval, its current decreases from

2.0\ \text{A}

1.0\ \text{A}

. Compared to the start, the device's electric power is

Choose an answer

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