Ohms Law Quiz

How many Volts would it take to push 1 Amp through a resistance of 1 Ohm

• 10 volts
• 1 volt
• 48 volts
• 5 volts

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 battery produced 12.6 Volts and what would be the current flow be for a 6 Ohm resistor

• 2.1 Amps
• 2.4 Amps
• 1.71 Amps
• 15 Amps

With the engine running the charging system produces 14.5 Volts what would the current flow be if a resistance of 6 Ohms was present

• 2.41 Ohms
• 2.52 Ohms
• 2.1 Ohms
• 0.3333 Ohms

A HID lighting circuit operates at 75 Volts what is the circuit current flow if the resistance is 5 Ohms

• 375 Amps
• 30 Amps
• 15 Amps
• 1.33 Amps

What is current measured in?

• Ω (Ohms)
• V (Volts)
• A (Amps)
• W (Watts)

What is resistance measured in?

• Ω (Ohms)
• V (Volts)
• A (Amps)
• W (Watts)

What is Resistance?

• The flow of electrons
• Electric potential difference
• A battery
• The ability to reduce the flow of electrons

How do you calculate voltage?

• Current X Resistance
• Resistance ÷ Current
• Current ÷ Resistance
• Measure it with a ruler

How do you calculate current

• Resistance X Voltage
• Voltage X Resistance
• Resistance ÷ Voltage
• Voltage ÷ Resistance