IA Electronics

When did static electricity discovered?

What did William Gilbert made during 16-17th century?

Who made the first vacuum tube?

He invented the light that changed the field of electronics

What did Guglielmo Marconi invent?

it is the amount of potential energy between two points on a circuit.

• Ohm

• Voltage

• Circuit

is a measure of how much a material opposes the flow of electric current going through it.

What is the formula for measuring resistance?

• Current/ Votage

• Voltage/ Resistance

• Resistance/ circuit

Refers to current and voltage whose direction does not change

Electricity that changes direction back and forth many times every second.