ETRO Mid Quiz

What are the first 2 things you do if you see someone getting shocked?

• Try to touch the person to help them.
• Turn off the power

• Take a video of the incident for social media.
• Ensure your safety and call for emergency help.

What part of the atom flows electricity?

• Electrons
• Nuclei
• Neutrons
• Protons

What meter on a multimeter is used to measure Voltage?

• Current meter (A) on a multimeter
• Resistance meter (Ω) on a multimeter
• Voltage meter (V) on a multimeter
• Frequency meter (Hz) on a multimeter

What does an insulator do?

• An insulator conducts electricity efficiently.
• An insulator generates heat.
• An insulator prevents the flow of electricity or heat.
• An insulator enhances the flow of electricity.

Current only flows in a open circuit?

• True

• False

More resistance reduces the current flowing through the circuit?

• True

• False

How much voltage is at a normal wall receptacle?

• 240 volts
• 12 volts
• 120 volts
• 60 volts

A GFCI is used to protect equipment and wires. True/False

• True
• False

How much current loss makes a GFCI trip?

• 10 milliamps (mA)

• 2 milliamps (mA)

• 15 to 20 milliamps (mA)
• 5 milliamps (mA)

What do you call a circuit with more than one current path?

• Series circuit
• Parallel circuit
• Closed circuit
• Open circuit