Welcome to the 25 Question Water Distribution Practice Test.
Choose the best possible answer to the question.
1.
What contributes to the creation of algae blooms?
2.
What type of water meter is based on the Doppler effect?
3.
Steel pipe can not corrode on the inside.
4.
A confined space is not designed for continuous occupancy and has limited means of entrance and exit.
5.
If a pump does not hold its prime, what could be wrong?
6.
When entering a permitted confined space entry structure, always complete a permit and?
7.
On a brand new pump, when should the first oil change be done?
8.
What effect will algae in a reservoir have on dissolved oxygen?
9.
Haloacetic Acids (haa5) are formed through?
10.
An illness in infants known as methemoglobinemia, or blue baby syndrome, is attributed to?
11.
If sodium hypochlorite comes into contact with the skin or eyes, the area should be flushed with water for at least 15 minutes.
12.
What chlorine concentration should be used to spray or paint disinfect the inside of a water storage tank?
13.
If an employee is caught in a room where there is a chlorine gas leak and the employee does not have of on a mask, what should the employee do?
14.
What valve can go from fully open to fully closed with 1/4 turn?
15.
The middle layer is a reservoir is?
16.
What is the only acceptable breathing device to wear when handling chlorine leaks?
17.
If a bac-T sample comes back positive, the water supplier needs to?
18.
Head loss in a water distribution system depends on
19.
What device changes the alternating current to direct current by allowing the electric current to flow in one direction but blocks flow in the opposite direction?
20.
Material Safety Data Sheets (MSDS) are required for?
21.
What type of map provides a clear picture of the entire water distribution system?
22.
What type of joint is for steel piping?
23.
What is lake stratification?
24.
How many minutes are in a day?
25.
The maximum chlorine withdraw rate from a 1 ton cylinder is?
