My 10-Question Quiz
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What is the unit of electric current?
A Volt
B Ampere
C Ohm
D Watt
What does a capacitor store?
A Charge
B Energy
C Voltage
D Current
What is the unit of resistance?
A Ampere
B Volt
C Ohm
D Watt
What is the main function of a transformer?
A Convert AC to DC
B Increase or decrease voltage
C Store energy
D Control current flow
Which of the following is an insulator?
A Copper
B Aluminum
C Rubber
D Iron
Which component limits the current in a circuit?
A Resistor
B Capacitor
C Inductor
D Battery
In which type of circuit is the total resistance the sum of individual resistances?
A Parallel
B Series
C Both
D None
What is the unit of power?
A Ampere
B Volt
C Ohm
D Watt
What does an inductor store?
A Electric charge
B Magnetic energy
C Heat
D Light energy
What is the frequency of standard AC in most countries?
A 30 Hz
B 50 Hz
C 60 Hz
D 100 Hz