Flashcards in Electronic Principles - T5C Deck (11):

1

## What is the ability to store energy in an electric field called?

### Capacitance

2

## What is the basic unit of capacitance?

### The farad

3

## What is the ability to store energy in a magnetic field called?

### Inductance

4

## What is the basic unit of inductance?

### The henry

5

## What is the unit of frequency?

### Hertz

6

## What is the abbreviation that refers to radio frequency signals of all types?

### RF

7

## What is a usual name for electromagnetic waves that travel through space?

### Radio waves

8

## What is the formula used to calculate electrical power in a DC circuit?

### Power (P) equals voltage (E) multiplied by current (I)

9

## How much power is being used in a circuit when the applied voltage is 13.8 volts DC and the current is 10 amperes?

### 138 watts

10

## How much power is being used in a circuit when the applied voltage is 12 volts DC and the current is 2.5 amperes?

### 30 watts

11