Electrical Science & Principles - week three review

An ampere is the SI unit of measurement for:

• Current

• Resistivity

• Resistance

• Voltage

The SI unit for frequency is the:

• Hertz

• Weber

• Joule

• Kelvin

Which of the following prefixes represents a multiplier of 1000?

• Tera

• Kilo

• Giga

• Mega

Which of the following is a division of 1000?

• Nano

• Pico

• Milli

• Centi

Electric current is described as the flow of?

• Protons

• Neutrons

• Neutrinos

• Electrons

Which of the following would be the most appropriate insulator?

• Copper

• Cotton Wool

• PVC

• Silver

When the current passing through a conductor is increased, the temperature of the conductor will:

• Decrease

• Increase

• Fluctuate

• Stabilise

Which of the following prefixes represents a division of 1,000,000?

• Micro

• Milli

• Nano

• Pico

What is the SI unit for electric charge?

• Coulomb

• Ampere

• Ohm

• Volt

Which of the following is the SI unit for magnetic field strength?

• Tesla

• Newton

• Watt

• Farad