Physics Principles and Problems 2009

Section 22.1 : Current and Circuits

Self-Check Quizzes

1
Ampere is a unit of _____.
A)potential difference
B)electric current
C)potential energy
D)power
2
A battery can be used to convert _____ to electric energy.
A)electric current
B)electrons
C)chemical energy
D)metal particles
3
What will the ammeter read in a circuit where V = 24 V and R = 4 Ω?
A)12 A
B)24 A
C)4 A
D)6 A
4
The words voltage across are associated with a _____ connection.
A)parallel
B)voltmeter
C)series
D)ammeter
5
In an electric circuit diagram, the direction of current flow is _____.
A)from the positive terminal
B)from the negative terminal
C)toward the resistor
D)away from the resistor
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