CBP Electrical, Plumbing & Hydraulic Systems

Question 1

What is the function of a GFCI in a pool electrical system?

Accepted Answer

Shut off power during current leakage

Answer

Increase power efficiency

Answer

Regulate voltage supply

Answer

Control lighting circuits

Question 2

Which plumbing device prevents contaminated water from re-entering the clean supply?

Accepted Answer

Check valve

Answer

Drain trap

Answer

Filter cartridge

Answer

Pressure gauge

Question 3

Why is bonding essential in a pool’s hydraulic and electrical system?

Accepted Answer

Equalize electrical potential

Answer

Ensure lighting performance

Answer

Reduce pump vibration

Answer

Improve heating efficiency

Question 4

What happens if the pool pump is undersized?

Accepted Answer

Leads to poor circulation and filtration

Answer

Increases pressure in the lines

Answer

Improves filter longevity

Answer

Boosts chemical dispersion

Question 5

Which component controls the flow rate in a hydraulic system?

Accepted Answer

Valve

Answer

Heater

Answer

Pump

Answer

Skimmer

Question 6

How is flow rate typically measured in pool plumbing systems?

Accepted Answer

With a flow meter

Answer

Using a voltmeter

Answer

With a chlorine test kit

Answer

Using a thermometer