Fuses, Voltage, Resistance Flashcards Preview

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Flashcards in Fuses, Voltage, Resistance Deck (11):
0

Fuses are devices that protect against?

Electric currents that are dangerous.

1

What is voltage?

It is the 'push' (amount of force) that drives the electrical charges (electrons) around a circuit.

2

A, AA battery has how many volts?

1.5V

3

An car battery holds how many volts?

12V

4

The average household stores how many volts?

240V

5

Ammeters are connected to what type of circuit?

A series circuit

6

A voltmeter connects to what type of circuit?

A parallel

7

What is electrical resistance?

A measure of how difficult it is for electrons to flow through part of a circuit.

8

The higher the resistance, the more energy is lost. True or false?

TRUE !

9

What is the unit of measurement for resistance?

Ohm

10

What is the word equation to find out the resistance?

R= Voltage ÷ current