Answer the following statement(s) true (T) or false (F)
1. All particles of water flowing in a conduit travel generally in the same direction and generally at the same speed.
2. Steady flow results from a relatively rapid change of discharge, such as the opening of a gate or closing of a valve.
3. Head loss describes the loss of energy per unit weight of a mass of water due to friction and turbulence.
4. The energy grade line (EGL) depicts potential energy (position plus pressure head) at all stations along the system.
5. A Venturi meter consists of a carefully designed constriction in the pipe that causes flow velocity to increase in accordance with the continuity equation.
1. True
2. False
3. True
4. False
5. True
You might also like to view...
You arrive at a residence to assist another crew with a patient in cardiac arrest. As you enter the room, a brand new EMT informs you that he is having difficulty maintaining the mask seal to the patient's face while ventilating with the BVM. Which one of the following responses shows that you understand and can help with the problem?
A) "I will check breath sounds to see if air is reaching the lungs." B) "Why don't you try using a larger adult mask and flex the head forward?" C) "I will administer some cricoid pressure. That should help." D) "Let me maintain the face-to-mask seal while you squeeze the bag."
Which of the following procedures should be followed in setting up a compressed gas cylinder at a patient's bedside?
1. Inspect the cylinder and valve for dirt, debris, and oil. 2. Make sure the cylinder is properly secured. 3. Tighten the regulator with a pipe wrench. 4. Open the cylinder valve completely. a. 3 and 4 c. 1, 2, 3, and 4 b. 1 and 2 d. 1, 2, and 4
ICD-10 contains many more ________ codes than ICD-9, which cuts down the need to use multiple codes for a single diagnosis.
Fill in the blank(s) with the appropriate word(s).
The most commonly used antiseptic for minor surgery is ____.
A. Betadine B. Xylocaine C. epinephrine D. hydrogen peroxide E. isopropyl alcohol