Description : Foot valve provided in the pump is a __________ valve. (A) Direction control (B) Back pressure (C) Relief (D) Pressure reduction
Last Answer : (B) Back pressure
Description : Pressure relief valves are provided in water mains (A) To reduce the pressure (B) At low points (C) Upstream of sluice (D) All the above
Last Answer : (D) All the above
Description : Foot valves are provided in the suction line of a centrifugal pump to (A) Avoid priming, every time we start the pump (B) Remove the contaminant present in the liquid (C) Minimise the fluctuation in discharge (D) Control the liquid discharge
Last Answer : (A) Avoid priming, every time we start the pump
Description : A relief valve (A) Provides back pressure for a cylinder (B) Unloads a pump (C) Is a directional control valve (D) None of these
Last Answer : (C) Is a directional control valve
Description : In pressure supply mains, water hammer pressure is reduced by providing (A) Sluice valves (B) Air valves (C) Pressure relief valves (D) None of these
Last Answer : (C) Pressure relief valves
Description : Air valves are generally provided in pressure pipes of water supply (A) At pipe junctions (B) At summits (C) At low points (D) Near service pipes
Last Answer : (B) At summits
Description : At low Reynolds number (A) Viscous forces are unimportant (B) Viscous forces control (C) Viscous forces control and inertial forces are unimportant (D) Gravity forces contro
Last Answer : (C) Viscous forces control and inertial forces are unimportant
Description : Rotary vacuum pumps can reduce the absolute pressure to as low as __________ mm Hg. (A) 1 (B) 0.1 (C) 0.01 (D) 0.001
Last Answer : (C) 0.01
Description : Pick up the correct statement from the following regarding radial flow centrifugal pumps: (A) These are provided with volute type or turbine type casings (B) In involute type of radial flow ... centrifugal pump, is always higher than that of volute type (D) All the above
Description : I have an older table top hockey game with extended control arms that contro the hockey figures. The brand on the side of the table is Spartan Sports. One of the hickey players sticks broke off. I would like to replace all of the figures.?
Last Answer : You might try Craigslist to see if you can find another hockey game like the one you have - they probably dont make parts for it any more. Spartan Sports has a web site for such accessories. ... adds, and find someone locally who may give you parts or sell a damaged table with replacement parts.
Description : What is pest contro and how does it work?
Last Answer : Pest controls are people who are educated in bugs area. They get rid of any types of bugs or pest. This cost a lot of money because they use chemicals to get rid of all pests.
Description : At the beginning of the current audit engagement, the auditor should perform key preplanning activities which include all of the following except: a. Performing procedures regarding client acceptance ... c. Establishing an understanding of the terms of the engagement. d. Considering internal contro
Last Answer : Considering internal contro
Description : Which of the following does an auditor least likely perform in assessing audit risk? a. Understand the economic substance of significant transactions completed by the client. b. Understand the entity ... of recorded transactions. d. Obtain an understanding of the client's system of internal contro
Last Answer : Gather audit evidence in support of recorded transactions
Description : Which of the following statements is an not an example of an inherent limitation of internal control? a. The effectiveness of control procedures depends on segregation of duties. b. ... nonroutine transactions. d. The cost-benefit relationship is a primary criterion in designing internal contro
Last Answer : The effectiveness of control procedures depends on segregation of duties
Description : The internal auditing department's responsibility for deterring fraud is to a. Exercise operating authority over fraud prevention activities. b. Establish an effective internal control system. c. Maintain internal control. d. Examine and evaluate the system of internal contro
Last Answer : Examine and evaluate the system of internal contro
Description : Part number, partdescription, and number of parts ordered are examples of– (A) control (B) output (C) processing (D) feedback (E) input
Last Answer : input
Description : Which one of the following is not a function of network layer? a. routing b. inter-networking c. congestion control d. error contro
Last Answer : d. error control
Description : Why non-return valves are provided in the steam extraction lines?
Last Answer : Non-return valves are provided because when the turbine trips there will be an instant drop in pressure inside the turbine. But there will be steam in feed water heaters, which is at high pressure ... . So non-return valves are provided in steam extraction lines to prevent over speeding of turbine.
Description : In distribution pipes, drain valves are provided at (A) Lower point (B) Higher point (C) Junction points (D) Anywhere
Last Answer : (A) Lower point
Description : The valves provided at low points of pipes to drain off water quickly under gravity, are called (A) Blow off valves (B) Drain valves (C) Sewer valves (D) All the above
Description : In distribution pipes, air valves are provided at (A) Lower points (B) Junction points (C) Higher points (D) Anywhere
Last Answer : (C) Higher points
Description : How many valves does a human heart have? (1) Four (2) Three (3) Two (4) One
Last Answer : (1) Four Explanation: Human heart has four valves: two atrioventricular (AV) valves, which are between the atria and the ventricles, are the mitral valve and the tricuspid valve; and two ... the pulmonary valve. A heart valve normally allows blood flow in only one direction through the heart.
Last Answer : Four
Description : __________ pumps are axial flow pumps. (A) Turbine (B) Propeller (C) Diffuser (D) None of these
Last Answer : (B) Propeller
Description : Most of the centrifugal pumps used in chemical plants are usually __________ driven. (A) Steam (B) Diesel engine (C) Electric motor (D) Gas turbine
Last Answer : (C) Electric motor
Description : __________ pumps are a group of vacuum pumps. (A) Hyster (B) Sump (C) Mono (D) Submerged
Last Answer : (A) Hyster
Description : In most of the mechanically agitated liquid-liquid extractors, baffles or horizontal compartmental plates are provided, which helps in (A) Reducing the axial mixing (B) Increasing the rate of extraction (C) Maintaining the concentration difference between the two phases (D) All 'a', 'b' & 'c'
Last Answer : (D) All 'a', 'b' & 'c'
Description : Which of the following will increase the volume of a real gas by four times? (A) Doubling the absolute temperature as well as pressure of the gas (B) Reducing pressure to one fourth at ... temperature to one fourth at constant pressure (D) Reducing the temperature to half and doubling the pressure
Last Answer : (B) Reducing pressure to one fourth at constant temperature
Description : What are some tips on reducing foot pain at work?
Last Answer : answer:You might consider going to a custom orthotics store. They can test to see where the pressure points on your feet are and create inserts for your shoes. It might also be a function of your shoes. Are you wearing shoes that are cushioned and designed to alleviate foot pain?
Description : Diaphragm valves are used for handling __________ fluids. (A) Corrosive (B) Viscous (C) Non-Newtonian (D) Solid suspended
Last Answer : (A) Corrosive
Description : The relative saturation of a partially saturated mixture of vapour and gas can be increased by __________ of the mixture. (A) Reducing the total pressure (B) Increasing the total pressure (C) Reducing the temperature (D) Both (B) and (C)
Last Answer : (D) Both (B) and (C)
Description : . In a backward feed multiple effect evaporator (A) Feed is introduced in the first effect (B) Feed flows from low pressure to high pressure (C) No pumps are required between successive effects (D) None of these
Last Answer : (B) Feed flows from low pressure to high pressure
Description : Which of the following produces maximum pressure difference for transportation of gases? (A) Vacuum pumps (B) Blowers (C) Fans (D) Compressors
Last Answer : (D) Compressors
Description : Reciprocating pumps compared to centrifugal pumps (A) Deliver liquid at uniform pressure (B) Can handle slurries more efficiently (C) Are not subject to air binding (D) Can be operated with delivery valve closed
Last Answer : (C) Are not subject to air binding
Description : Plunger pumps are used for (A) Higher pressure (B) Slurries (C) Viscous mass (D) None of these
Last Answer : (A) Higher pressure
Description : In centrifugal pumps, cavitation occurs, when pressure of the impeller eye or vane becomes (A) Less than atmospheric pressure (B) More than liquid vapor pressure (C) Less than liquid vapor pressure (D) More than atmospheric pressure
Last Answer : (C) Less than liquid vapor pressure
Description : The division of Bengal Agreement 1905 by British Viceroy in India Lord Curzon that provided some relief to Muslims of East Bengal was cancelled due to strong Indian Nationalist opposition in: A. 1857 B. 1870 C. 1911 D. 1920
Last Answer : ANSWER: C
Description : Which of the following valves will incur maximum pressure drop for the same discharge of water? (A) Globe valve (B) Gate valve (C) Needle valve (D) Butterfly valve
Last Answer : (C) Needle valve
Description : Check valves are used (A) At high pressure (B) In bends (C) For controlling water flow (D) For unidirectional flow
Last Answer : (D) For unidirectional flow
Description : The electric field applied in vertical directional to the cathode rays moving horizontally deflect them in __________
Last Answer : The electric field applied in vertical directional to the cathode rays moving horizontally deflect them in __________ ... a) and (b) D. None of these
Description : Reciprocating pumps (A) Are not suitable for variable heads (B) Are four times costlier than centrifugal pumps (C) Are not suitable for pumping water containing sediments (D) Single stroke produce pulsating flow
Last Answer : (A) Are not suitable for variable heads
Description : Three pumps, M, N and O are opened to fill a tank such that M and N can fill the tank alone in 18 min. and 23 min. respectively and O can empty it in 15 min. After 3 minutes the emptying pipe is closed. In how many minutes the tank will be full in this way? A) 20 B) 25 C) 18 D) 12
Last Answer : D Let the tank full in x minutes, then M and N opened for x minutes and O for 3 minutes. (1/18 + 1/23)*x – (1/15)*3 = 1 (23+18/414)X=1+1/5 Solve, x = 12
Description : Consider the following statements: 1. The atmosphere of the primitive earth was reducing 2. The primary source of energy for the chemosynthetic reactions on earth that led to the origin of life was the solar energy 3. Liquid water did not ... 1 and 2 (b) 1 and 4 (c) 1, 2, and 3 (d) 1, 3, and 4
Last Answer : Ans:(d)
Description : Assertion `:` In joint diastole, all the four chamber of heart are in relaxed state. Reason `:` The tricuspid and bicuspid valves are open and semilun
Last Answer : Assertion `:` In joint diastole, all the four chamber of heart are in relaxed state. Reason `:` ... False. D. If both Assertion & Reason are false.
Description : What is the use of three way valves ?
Last Answer : Three way control valves are only used on special systems, where a dividing or mixture of flows according to a controlled ratio is required.
Description : Inside an aeroplane flying at a high altitude, (a) the pressure is the same as that outside (b) normal atmospheric pressure is maintained by the use of air pumps (c) the pressure inside is less than the pressure outside (d) normal humidity and partial vacuum are maintained
Last Answer : Ans:(b)
Description : Conversion of dynamic velocity head into static pressure head in a centrifugal pump is the result of : (a) Increasing area of flow between adjacent vanes from inlet to outlet (b) Difference in pressure between suction and delivery ends (c) Radial thrust in pumps (d) Stuffing Box
Last Answer : (b) Difference in pressure between suction and delivery ends