Pumps Study guides, Class notes & Summaries

Fdny A35 Exam Questions and Answers 100% Pass What are air compressors used to power? -Answer-Industrial equipment and construction tools What pressure compressor require a certificate holder to operate? -Answer-100+ psi What are two examples of tools air compressors power? -Answer-Pneumatic wrenches and air lifts in automobile repair shops What are the 4 types of air compressors? -Answer-Reciprocating, centrifugal, rotary, and solar How can air compressors be powered? -Answer-Electric m...

This is the distance between the surface of the liquid level of a supply source located below a pump and the center line of the pump: Select one: a. total static head b. static discharge head c. static suction head d. static suction lift - d The fact that different shaped containers, filled with liquid of the same height, have the same applied force by the liquid on the base of each container, is referred to as: Select one: a. Peterʼs Paradox b. Pascalʼs Paradox c. Pandaʼs Parad...

Difference between CVD and CHD - CVD: includes heart disease, stroke, high blood pressure, heart failure, arrhythmias, atrial fibrillation, cardiomyopathy, peripheral artery disease CHD: When atherosclerosis blocks a coronary vessel it is called CHD, the major form of CVD Heart pumps how many times in a normal lifetime? - 3 billion times Heart pumps how many gallons of blood in a lifetime? - 42 million gallons An American dies every________seconds from CVD - 34 seconds ____of 10 coffins in...

What is the pathophysiology of pulmonary embolism ? (Ans- Occlusion in the pul artery normally caused by small emboli that get stuck in the arterioles causing necrosis of the area its in. what do symptoms depend on in pulmonary embolism? (Ans- -Size and type of embolism -Location of embolism How do you treat unstable PE? (Ans- -Begin emergency procedure to regain respiratory and cardiovascular system -start on thrombolytic therapy to lysis the embolism (Dissolve) and prevent. ...

DHL Interview ATPL Questions with 100% Correct Answers What is the VOR change over distance? - answer60NM What is the minimum distance between parallel runways? - answer915m what the key points of using Mode 2 for parallel runways? - answerOnly straight in approaches allowed interception angle of no more that 30 degrees must be straight and level 1NM for localiser must be straight and level 2NM for Glideslope Minimum separation of 3NM on same Loc Min separation of 2 NM on adjacent Loc ...

Lost motion in a duplex direct acting boiler feed pump: a. Is necessary b. Should be avoided c. Is due to wear on the tappets and callas. - ANSWER a. Is necessary A scotch marine boiler is: a. Horizontal fire tube boiler b. Vertical fire tube boiler c. Water tube boiler - ANSWER a. Horizontal fire tube boiler Lead is the amount the valve is open when the: a. Crank is on dead center b. Valve is midway on its stroke c. Eccentric is exactly 90 degrees ahead of the crank - ANSWER a. C...

Fire Inspector 2 Questions and Answers 100% Solved Fire protection engineers have established _____ PSI as a minimum required residual pressure when computing the available water for flow test results. 20psi The most common gallonage rating for horizontal shaft pumps in use today are _____ - _____ GPM. 500 - 1500 gpm A fire pump serving a standpipe system should be tested ______ weekly A fire department pumper can effectively supply around ______ feet in a high rise building depending on hyd...

Centrifugal pumps do not develop good suction lift because: a. Atmospheric pressure is usually too low b. The pumped medium relative density is too high c. Their internal component clearances are too high d. The speed is too low - Answer-C The capacity of a centrifugal pump should only be reduced by: a. Throttling the suction valve b. Closing the suction valve c. Closing both suction and discharge valves d. Opening the pump casing vent valve e. Throttling the discharge valve. - Answe...

allows blood to flow directly from the right atrium into the left atrium to bypass pulmonary circulation - foramen ovale carries blood from the umbilical vein to inferior vena cava; allows some blood to bypass the liver - ductus venosus atrial contraction; systole; p wave - atrial depolarization max volume of air that can be exhaled following maximal inhalation - vital capacity allows blood in pulmonary artery to flow directly into the descending aorta to bypass the pulmonary circula...

c - Answer-centrifugal pumps convert rotating mechanical energy into kinetic energy then a) discharge the kinetic energy b) back to mechanical energy c) into potential energy in the form of pressure d) into centrifugal force b - Answer-a volute type pump a) is a positive displacement pump b) has spiral casing with an increasing cross sectional area c) reduces velocity in the discharge nozzle d) is a regenerative type pump a - Answer-pump wear rings are installed on an i...