
Quiz on Direct Current Voltage (DC)
Authored by zouheir mrad
Professional Development
12th Grade

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17 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary function of a battery in an electric circuit?
To measure current
To provide a constant voltage
To divide voltage
To act as a switch
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is an ammeter connected in a circuit?
In parallel with the battery
In series with the lamp
In parallel with the lamp
In series with the battery
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does a voltmeter measure?
Current
Voltage
Resistance
Power
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a series circuit, what happens to the current?
It increases at each component
It remains the same throughout
It decreases at each component
It is divided among the components
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the law of uniqueness of voltages in a parallel circuit?
I = I1 = I2
I = I1 + I2
U = U1 = U2
U = U1 + U2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens when a lamp burns out in a parallel circuit?
The branch acts as an open switch
The voltage increases
The current doubles
The entire circuit stops working
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the function of a multimeter?
To measure resistance only
To measure both voltage and current
To measure only current
To measure only voltage
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