Circuits

Unit for resistance

• Ampere
• Ohm
• Volt
• Watt

Unit for current

• Ohm
• Ampere
• Volt
• Watt

Variable in Ohm's Law that refers to how fast electrons are moving in a circuit.

• V
• I
• R
• P

Voltage drop across each of the resistors

• 20 V
• 2.5 V
• 10 V
• 5.0 V

How much current does this circuit have? 

• 4 A
• 20 A
• 5 A
• 25 A

What is the total resistance of this circuit?

• 40 Ω
• 4  Ω
• 6 Ω
• 10 Ω

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

• 1 Ohm
• 3 Ohms
• 4 Ohms
• 12 Ohms

If the Voltage stays the same and Resistance is increased, Current will 

• Increase
• Decrease
• Stay the same
• X

What is the voltage across R₃ in the circuit?

• 9 V
• 1000V
• .692 V
• None of the others

The voltage drop across the 180 ohm resistor is 

• 9 V
• 6 V
• 2 V
• 12 V