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WorksheetsQuiz Electricity
Total questions: 10
Worksheet time: 10mins
Which of the following is an insulator?
mica
silver
copper
gold
What is a rheostat?
a variable transformer
a variable resistor
a variable capacitor
a variable inductor
What is the unit measurement of a capacitor?
ohms
henry
farad
volt
What is a potentiometer?
meter for measuring voltage
meter for measuring current
meter for measuring resistance
a variable resistor
What is the unit measurement of electrical power?
Volt
Watt
Coulomb
Amp
The number of cycles per second is known as
sine wave
square wave
period
frequency
A motor is a rotating machine that converts
AC to DC
mechanical into electrical energy
electrical into mechanical energy
voltage to current
A generator is a rotating machine that converts
AC to DC
mechanical into electrical energy
electrical into mechanical energy
voltage to current
What is the unit measurement of inductance?
ohms
henry
farad
volt
What is purpose of a fuse?
To increase current flow in the circuit
To decrease current flow in the circuit
To prevent too much current flow in the circuit
To prevent too little current flow in the circuit
