Boat Electrical System Quiz

What issue might arise from using wire with incorrect gauge in a boat's electrical system?

• Overheating due to excessive current.

• Insufficient current flow.

• Corrosion of the wire.

• Physical damage to the wire.

What is the highest insulation temperature rating mentioned for shore side wiring?

• 90°C

• 75°C

• 80°C

• 105°C

Which temperature rating should be used with the ABYC 105°C table?

• 105°C

• 90°C

• 80°C

• 75°C

At what percentage do SEA, Maxi, ATO, and AGC fuses typically blow or trip?

• 100 percent

• 130 percent

• 150 percent

• 200 percent

What is the range of percentage at which ANL fuses blow?

• 100 to 150 percent

• 140 to 266 percent

• 120 to 180 percent

• 130 to 200 percent

How quickly can small diameter wires reach near peak temperature?

• Less than 5 minutes

• Less than 10 minutes

• Less than 15 minutes

• Less than 20 minutes

What can happen if the shore power cord connection is not secure?

• It can increase the power efficiency

• It can cause the plug to wiggle and result in dangerous heating

• It can improve the electrical connection

• It can reduce the mechanical stress

What is the purpose of the green wire in the electrical system?

• To increase the voltage

• To connect the DC negative ground block to the AC safety ground bus

• To reduce the current

• To enhance the power output

What is the purpose of the green wire in the electrical system?

• To provide a lowest-resistance path to ground for stray AC current

• To increase the voltage

• To enhance the power output

• To reduce the current

What is a potential downside of the green wire connection in a boat's electrical system?

• It can cause the boat to move faster.

• It may provide a path for galvanic current.

• It increases the boat's fuel efficiency.

• It improves the boat's navigation system.