Basic Electronics

What is the unit of measurement for resistance?

• Voltage

• Ampere

• Watts

• Ohms

Voltage is measured in __.

• volts.
• watts.
• coulombs. 

SI unit of current is

• ampere

• metre

• ohm

• volt

How is the amount of voltage and current linked?

• The higher the voltage the more current can flow

• The lower the voltage the more current can flow

As the resistance of a circuit increases, the current will...

• increase

• decrease

• stay the same

What is the resistance if the voltage is 10V and the current is 2A?

• 20 Ω

• 5 Ω

• 12 Ω

• 8 Ω

Which circuit is pictured below?

• Parallel
• Open

• Series
• Short

A circuit that is not connected is called what kind of circuit?

• closed
• parallel
• series
• open

What will happen if you forget to include one of these in the circuit?

• The current will go too fast

• The LED will burn out

• The circuit will overload

• All of the above

What is this called?

• Jumper wires

• Circuit

• Battery leads

• Breadboard