Electrical Quiz

The current in the 2-ohm resistor is

• A) 3 amps.

• B) 1/2 amp.

• C) 1 amp.

• D) 2 amps.

Because solid state diodes have no filament, they

• don't work.

• are less efficient than tubes.

• require less operating power.

• require more operating power.

Which of the following is measured using an ohmmeter?

• voltage

• resistance

• inductance

• capacitance

What does the abbreviation AC stand for?

• additional charge

• alternating coil

• alternating current

• ampere current

What is the unit of electrical resistance?

• A) Ohm

• B) Ampere

• C) Volt

• D) Watt

Which device is used to measure electric current?

• A) Voltmeter

• B) Ammeter

• C) Ohmmeter

• D) Wattmeter

What is the principle of operation for a transformer?

• A) Electromagnetic induction

• B) Electrostatic force

• C) Direct current conversion

• D) Chemical reaction