# Electric Crcuits (OCR)

Studied by 2 people
0.0(0)
get a hint
hint

what is electric current?

1 / 13

## Tags and Description

### 14 Terms

1

what is electric current?

it is the flow of charge

New cards
2

what is the unit of current?

Amperes (A)

New cards
3

what is the direction of conventional current?

positive to negative terminal

New cards
4

what is electromotive force?

The electromotive force is the work done in driving a charge around a complete circuit.

New cards
5

what is potential difference?

Potential difference is the work done in driving a charge through a component.

New cards
6

what is resistance?

Resistance is the opposition to current

New cards
7

what is the unit of resistance?

Ohms

New cards
8

what is electrical power?

Power is the rate of energy transfer

New cards
9

state ohm’s law?

Ohm’s law states that resistance is directly proportional to current when physical conditions such as the temperature are constant.

New cards
10

what is the function of capacitors?

Store electrical energy in an electric field.

New cards
11

what is the function of inductors?

Store energy in a magnetic field.

New cards
12

what is alternating current?

Alternating current constantly changes direction, going back and forth in a circuit.

New cards
13

state kirchoff’s current law

The total current entering a junction equals the total current leaving the junction.

New cards
14

state kirchoffs voltage law

The sum of all voltages around a closed loop equals zero.

New cards

## Explore top notes

Note
Studied by 48 people
Updated ... ago
5.0 Stars(1)
Note
Studied by 93 people
Updated ... ago
5.0 Stars(2)
Note
Studied by 6 people
Updated ... ago
5.0 Stars(1)
Note
Studied by 15 people
Updated ... ago
5.0 Stars(1)
Note
Studied by 5 people
Updated ... ago
5.0 Stars(1)
Note
Studied by 50 people
Updated ... ago
4.7 Stars(3)
Note
Studied by 13854 people
Updated ... ago
4.0 Stars(1)
Note
Studied by 184 people
Updated ... ago
5.0 Stars(1)

## Explore top flashcards

Flashcard62 terms
Studied by 4 people
Updated ... ago
5.0 Stars(1)
Flashcard140 terms
Studied by 7 people
Updated ... ago
5.0 Stars(2)
Flashcard25 terms
Studied by 9 people
Updated ... ago
5.0 Stars(1)
Flashcard34 terms
Studied by 5 people
Updated ... ago
4.0 Stars(1)
Flashcard30 terms
Studied by 2 people
Updated ... ago
5.0 Stars(1)
Flashcard40 terms
Studied by 2 people
Updated ... ago
5.0 Stars(1)
Flashcard25 terms
Studied by 3 people
Updated ... ago
5.0 Stars(1)
Flashcard485 terms
Studied by 192 people
Updated ... ago
5.0 Stars(1)