PRACTICE EXAM 1 KEN TESH QUESTIONS AND ANSWERS
PRACTICE EXAM 1 KEN TESH QUESTIONS AND ANSWERS 1. What is static head? A) The total equivalent height that a pump lifts water, including friction loss B) Friction loss C) The vertical distance between a reference point to the water surface, when the water is not moving D) The horizontal distance between a reference point to the water: The vertical distance between a reference point to the water surface, when the water is not moving. 2. How long must water remain stagnant and undisturbed in the pipe before a first draw sample is collected for lead and copper analysis? A) At least 2 hours B) At least 3 hours C) At least 4 hours D) At least 6 hours: At least 6 hours
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practice exam 1 ken tesh questions