Ohm

What is resistance measured in?

• Ω (Ohms)

• V (Volts)

• A (Amps)

• W (Watts)

The mathematical relationship among Voltage, Current, and Resistance

• Faraday's Law

• Tesla's Law

• Edison's Law

• Ohm's Law

What size resistor would produce a 3 Amp current flow with a 12 Volt battery

• 1 Ohm

• 3 Ohms

• 4 Ohms

• 12 Ohms

What is Resistance?

• The flow of electrons

• Electric potential difference

• A battery

• The ability to reduce the flow of electrons

What unit is used to measure electrical resistance?

• Volt

• Ampere

• Ohm

• Watt

Tags

DOK Level 1: Recall

Which of the following represents the opposition presented to the current by a material or device, measured in ohms?

• current

• resistance

• voltage

• electricity

What is Ohm's Law?

• The law stating that the current through a conductor between two points is directly proportional to the voltage across the two points.

• The law that defines the resistance between two points on a conductor.

• The principle that voltage is equal to the product of current and resistance.

• A theory describing the behavior of waves in a medium.

Tags

DOK Level 1: Recall

Tags

DOK Level 2: Skill/Concept

What is the Voltage of a circuit that has a resistance of 5 Ω and a current of 2 A?

• 25 V

• 10 V

• 2.5 V

• 0.4 V

Voltage divided by Current

• Current

• Power

• Resistance

• Watts