0
Q
Is batteries ac or dc?
A
Dc
1
Q
Is mains ac or dc?
A
Ac
2
Q
What is current?
A
Th movement of electric charge
3
Q
What is alternating current?
A
Current changes direction
4
Q
Direct current
A
Current which flows in one dorestion
5
Q
What is the mains frequency and voltage?
A
50hz and 230v
6
Q
Why do conductors conduct electricity?
A
There are electrons which are free to move.
7
Q
What is charged measured in?
A
Coulombs (C)
8
Q
Peak value of an ac supply is ____ than the declared value (rms value)
A
Greater
9
Q
What is voltage?
A
The measure of energy given to charges in the circuit
x Standard Grade Physics
flashcards
Decks in class (29)
# Cards
-
TELECOM Communication Using Cables11
-
TELECOM Communication Using Cables25
-
TELECOM Radio And Television41
-
TELECOM Transmitting Of Radio Waves17
-
USING ELECTRICITY From The Wall Socket24
-
USING ELECTRICITY Alternating Current10
-
USING ELECTRICITY Resistance15
-
USING ELECTRICITY Useful Circuits17
-
USING ELECTRICITY Behind The Wall15
-
USING ELECTRICITY Movement Of Electricity20
-
HEALTH Use Of Thermometers14
-
HEALTH Using Sound17
-
HEALTH Light And Sight32
-
HEALTH Using The Spectrum12
-
HEALTH Nuclear Radiation29
-
TRANSPORT On The Move9
-
TRANSPORT Forces At Work22
-
TRANSPORT Movement And Energy14
-
ELECTRONICS Electronics Overview4
-
ELECTRONICS Output Devices14
-
ELECTRONICS Input Devices21
-
ELECTRONICS Digital Processes22
-
ELECTRONICS Analogue Proesses5
-
ENERGY MATTERS Supply And Demand10
-
ENERGY MATTERS Generation Of Electricity10
-
ENERGY MATTERS; Source To Consumer26
-
ENEGY MATTERS; Heat In The Home33
-
SPACE Signals From Space45
-
SPACE Space Travel24
