Revision Quiz Unit 101 LO1

What is the name for the flow of electrons in an electric circuit?

• Voltage
• Resistance
• Capacitance
• Current

A positive ion has

• a surplus of electrons
• a surplus of neutrons
• a deficiency of electrons
• a deficiency of neutrons

Which instrument would you use to measure electric current?

• An ohmmeter
• A wavemeter
• A voltmeter
• An ammeter

What is the name of the pressure that forces electrons to flow through a circuit?

• Magnetomotive force
• Electromotive force
• Farad force
• Thermal force

What is the basic unit of electromotive force (EMF)?

• The volt
• The watt
• The ampere
• The ohm

What type of graph are the charging and discharging graph’s for capacitors?

• Linear
• Exponential
• Magnetic
• Electrolytic

What limits the current that flows through a circuit for a particular applied DC voltage?

• Reliance
• Reactance
• Saturation
• Resistance

What is the basic unit of resistance?

• The volt
• The watt
• The ampere
• The ohm

The symbol for Electrical Power and the units of measurement are?

• W and Watts
• P and Joules
• P and Watts
• P and Coulombs.

What are three good electrical conductors?

• Gold, silver, wood
• Gold, silver, aluminum
• Copper, aluminum, paper
• Copper, gold, mica