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WorksheetsInductors/Transformers Explained
Total questions: 10
Worksheet time: 6mins
What is the function of an inductor in an electrical circuit?
Filters water in a circuit
Generates heat
Stores energy in its magnetic field
Converts light into electricity
How does an inductor resist changes in current flow?
By stopping the flow of electrons
By increasing the current flow
By reducing the magnetic field
By creating an opposing force
What unit is used to measure the inductance of an inductor?
Volt
Watt
Henry
Ampere
How can inductance be accurately measured?
By listening to the circuit
By visual inspection
Using a standard multimeter
Using an RLC meter
Which property of an inductor causes it to oppose changes in current flow?
Resistance
Capacitance
Conductance
Inductance
What is the main function of a transformer?
It converts AC to DC
It converts DC to AC
To Step down or up the DC voltages
To Step down or up the AC voltages
What is the unit used to rate transformers?
Ampere-hour
Volt-Ampere
Ampere-Ohm
Volt-hour
What output voltage will you expect in a step-up transformer?
What output voltage will you expect in a step-down transformer?
Why do we need to use a step-up transformer in transmission lines?
To decrease voltage level and increase current level for efficient long-distance power transmission
To decrease voltage level and decrease current level for efficient long-distance power transmission
To increase voltage level and increase current level for efficient long-distance power transmission
To increase voltage level and decrease current level for efficient long-distance power transmission
