Question 7017 of 229 · California Water Distribution Operator Exam
The static water level in a well is 45 feet and the pumping level is 72 feet. What is the drawdown?
Exactly one answer is correct.
You got of questions right. Here on the question pages nobody remembers which ones you got wrong. The trainer saves your progress and asks the mistakes again until they stick.
Or free: the 10 questions most people get wrong
Show solution
Correct answer to question 7017
- C: 27 feet
Explanation
Drawdown = pumping level - static level = 72 - 45 = 27 feet. Adding the two levels (117) is an error.
More questions: Distribution Math
- 7018What is the cross-sectional area of an 18-inch pipe, in square feet?
- 7019A 12-inch valve is closed against 60 psi. What is the total force on the valve face?
- 7020A 50,000 gallon tank is filled at 250 gpm. How long will it take to fill an empty tank?
- 7021A meter reads 482,500 gallons on May 1 and 497,200 gallons on May 15. What is the average daily use over those 14 days?
- 7022What is the velocity in a 12-inch pipe that carries 1.0 MGD? (1 MGD = 1.55 cfs)
- 7023What is the capacity of an 8-inch pipe flowing at 4 feet per second, in gallons per minute?