Electrical - Current Flashcards
1
Q
What holds the electron in orbit around the nucleus?
A
The force of attraction
2
Q
What is the outer orbit of the atom called?
A
Valence shell
3
Q
What is the electron in the outer orbit of an atom called?
A
Valence electron
4
Q
What is the polarity of an electron?
A
Negative
5
Q
If an electron is removed from an atom, by external force, the electron is now known as…?
A
A free electron
6
Q
If an electron is removed, by external force, the atom is known as a…?
A
Positive Ion
7
Q
Electron flow is always…?
A
-ve to +ve
8
Q
If current were to flow from +ve to -ve, it would be called…?
A
Conventional current flow
9
Q
What is the circuit symbol for current?
A
(I)
10
Q
What is the unit of measurement for current?
A
Amps (A)
