Generation And Transmission Of Electricity Flashcards
1
Q
Why do we step up voltage?
A
To make the transmission of electricity more efficient
2
Q
Why do we step down electricity?
A
To make is safe for home use
3
Q
Why does resistance occur?
A
Electrons collides with ions
4
Q
What does a high current give?
A
It heats up the wire and has a greater resistance
5
Q
What is power measured in?
A
Watts
6
Q
How to calculate power?
A
I x V
Current x Potential Difference
