Current And Charge Flashcards
A flow of charge is called a _________
Current
Current (I) is measured in ___________ (A)
Amperes
Conventional Current flows from ___________ to _________
Positive
Negative
Electrons flow from __________ to __________
Negative
Positive
Charge flow = ?
Current x time
The unit of electrical charge is the __________
Coulomb (C)
Q = ?
I x t
It
One coulomb is the ______ transferred when a current of ____ ampere flows for one ________
Charge
1
Second
A current has the ______ value at any point in a ______, closed loop
Same
Single
In a series, the current is the ______ at all points
Same
Electrons ________ get used up
Don’t
In a parallel circuit, the current is ________ at junctions. Each branch gets a ________ of the current
Split
Share
A flow of charge is called a ___________
Current
Ammeters must be connected in parallel.
True or False?
False
They must be connected in series
Ammeters have ______ resistance
Low
In series, the total potential difference across the battery is equal to …?
The sum of the potential differences across the components
In parallel, the total current is equal to …?
The sum of the current in each of the branches
