IED EV LAb Vocab Pre Quiz

What is a diode?

• A device that allows current to flow in both directions

• A device that blocks the flow of current in one direction

• A device that measures electrical current

• A device that stores electrical energy

What does alternating current (AC) do?

• It flows in one direction only

• It regularly changes direction many times each second

• It does not change direction

• It flows in a circular path

What is a circuit schematic?

• A physical model of an electrical circuit

• A graphical model of an electrical circuit

• A mathematical model of an electrical circuit

• A theoretical model of an electrical circuit

What is the flow of electrical charge through a circuit measured as?

• Voltage, Volts

• Resistance, Ohms

• Current, Amps

• Power, kwh

What does a DC Motor (Generator) do?

• Converts direct current electrical energy into mechanical energy

• Converts mechanical energy into direct current electrical energy

• Converts alternating current electrical energy into mechanical energy

• Converts mechanical energy into alternating current electrical energy

What is electrical energy?

• Energy caused by the movement of charged particles

• Energy stored in chemical bonds

• Energy from nuclear reactions

• Energy from gravitational forces

What is a hybrid vehicle?

• A vehicle that uses only an electric motor

• A vehicle that uses only an internal combustion engine

• A vehicle that uses both an electric motor and internal combustion engine

• A vehicle that uses solar energy

What does Kirchhoff's Voltage Law (KVL) state?

• The sum of all currents in a circuit must equal zero

• The sum of all voltages around any closed path must equal zero

• The sum of all resistances in a circuit must equal zero

• The sum of all powers in a circuit must equal zero

What does a multimeter typically measure?

• Voltage, current, and resistance

• Only voltage

• Only current

• Only resistance

What is Ohm's Law?

• The relationship between power, voltage, and current

• The relationship between resistance, power, and current

• The relationship between voltage, current, and resistance

• The relationship between energy, power, and voltage