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Flashcards in Asvab Electronics Deck (24)
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0

Ohms law states ?

Voltage (E) = current (I) x resistance (R)

1

What do resistors color bands stand for?

1 band mean one digit
2nd band means a second digit
3 band means subsequent zeros

2

Heaters, pumps, stairs, diving boards, railings, rebar, must be bonded together by

A minimum of #8 wire for safety purposes

3

Voltage is short for

Electrical potential difference and its measured in volts.

4

Sims stands for

Subscriber Identity Module

5

Resistor ____ the flow of current

Resist or inhibits

6

_____ has two terminals. The anode and the cathode. It restricts current flow to one direction.

Diode

7

____ can operate as high as 100,000 MHz (megahertz)

Radar

8

Electrons in _____ circuit regularly reverse their direction

Alternating currents (AC)

9

_____ circuit, electrons always flow in the same direction.

Direct current (DC)

10

The flow of charged particles

Current

11

Changing Alternating currents (AC) to Direct Currents (DC) is a process called

Rectification

12

British thermal unit (BTU) is a

Measure of heat

13

The presence of electron flow

Current

14

Transform energy, can be switches, strain gauges, temperature sensors, or inductive switches

Transducers

15

Electronic devices that can create energy (voltage supplies + current supplies)

Active elements

16

Electronic devices that cannot create energy

Passive elements

17

Fuses are designed

To prevent current overload at a specific level.

18

Neutral wire is always

Whitish or neutral colored

19

Power =

Current x Voltage

20

Electrical power is measured in Watts so you use a _____

Wattmeter

21

An ______ measures amps (current)

Ammeter

22

An _____ measures ohms (resistance)

Ohmmeter

23

A _______ measures volts (voltage)

Voltmeter