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1、Section 2 Lecture 13 Try:1(2)1.A surge tower used in hydro electric generation stations is for:a.Low periods of operationb.Stability of operationc.Prevention of damage from a low head conditiond.Prevention of overspeed(2)2.Paper mill outputs are measured by:a.Tonnes of raw material used per 24 hours
2、b.Tonnes of byproducts produced per 24 hoursc.Tonnes of pulp produced per 24 hoursd.The constructed pulp capacity of the mill per 24 hours(2)3.The percentage of raw material lost during the mechanical process of making pulp is:a.15-20%b.5-7%c.2-5%d.7-10%(4)4.Advantages of nuclear power are:1.Low fue
3、l transportation cost2.Installation costs are low3.Uranium energy potential is very high4.Nuclear power plants have low yearly operating costs3443,23,32,1211a.bc.d(4)5.The condensate stabilization process used in a natural gas treatment plant is designed to:1.Remove residual hydrogen sulphide2.Elimi
4、nate toxic gases3.Eliminate vapour hydrocarbons4.Remove propane and butanea.1,2,3b.1,3,4c.2,3,4d.All of the above(4)6.The purpose of the recovery of the LPG And gasolineprocess use in a natural gas treatment plant is to:1.Remove gasoline constituents2.Purifies propane and butane3.Remove liquifiable
5、hydrocarbons4.Fractionate the hydrocarbon mixturea.1,2b.2,3c.1,3d.2,4(4)7.Solar radiation:1.Makes water vapor rise2.Makes plants grow3.Causes variations in atmospheric pressure4.Causes variations in windsa.1,2b.3,4c.1,2,3d.1,2,3,4(4)8.In the CANDU reactor heavy water is used:1.As a moderator2.Becaus
6、e it is more plentiful than other substances3.Because it is the most efficient system4.As a coolanta.1,2b.2,3c.2,4d.1,4Section 2Lecture 13Try:1QuestionCorrectNumberAnswer1.1B2.1C3.1B4.1C5.1A6.1C7.1D8.1DSection 2 Lecture 13 Try:2(2)1.The sulphate process of production of wood pulpa.Uses an acid cooki
7、ng liquorb.Uses black liquor as cooking liquorc.Uses green liquor as cooking liquord.Uses an alkaline cooking liquor(4)2.Electricity can be generated by using energy from:1.Wind2.Water3.Magneto-hydrodynamics4.Steama.1,2,3b.1,2,4c.2,3,4d.1,2,3,4(4)3.Coals can be used as a fuel in thermal plants becau
8、se theirpollution can be controlled by the use of:1.Scrubbers2.Electrostatic precipitators3.Bag houses4.Low sulfur coal3443,2,3,32,LL2La.bc.d(4)4.Coal is used for thermal generation over other fuels because:1.It produces less air pollution2.It is plentiful3.It causes less thermal pollution4.It is ch
9、eapa.1,2b.2,3c.1,3d.2,4(4)5.Two facilities that are quite often employed in a naturalgas treatment plant other than the normal processes are:1.Steam generation2.Refining gasoline3.Electrical generation4.Sulphate processa.1,2b.1,3c.3,4d.1,4(4)6.Natural gas plants purify the gas:1.To match the specifi
10、cations for purity,pressure,temperature etc.Of the quality controls imposed by sales contracts2.To comply with the regulations of the gas conservation board3.To meet the federal government pollution standards4.To meet the provincial pollution standardsa.1,2b.1,3c.3,4d.1,2,3,4(4)7.Paper can be produc
11、ed from:1.Rags2.Straw3.Flax4.Bagassea.1,2,3b.2,3,4c.1,3,4d.1,2,3,4(4)8.A power engineer is skilled in the operation and maintainance of equipment such as:1.Refrigeration plant2.Building heating and air conditioning systems3.Power generation4.Hydro-electric generationa.1,2b.2,3c.1,2,3d.All of the abo
12、veSection 2Lecture 13Try:2QuestionNumberCorrectAnswer1.1D2.1D3.1D4.1D5.1B6.1A7.1D8.1CSection 2Lecture 13Try:3(2)1.Tidal power has not been developed in Canada because:a.Canada has no suitable sitesb.Developing costs are too highc.Of environmentalists objectionsd.Canada has enough generation of elect
13、ricity and does not require any more(2)2.Magneto-hydrodynamics refers to the production of electricity by the use of:a.Electrochemical reactionb.Ionized gasc.Waterd.Nuclear fusion(2)3.The recovery boiler in a pulp milla.Is located before the digesterb.Burns black liquorc.Is usually a low pressure bo
14、ilerd.Is supplied with white liquor(2)4.The percentage of raw material lost during the mechanical process of making pulp is:a.15-20%b.5-7%c.2-5%d.7-10%(4)5.During the inlet separation process of a natural gas treatmentplant,the components and impurities that are removed are:1.Salt water2.Sand3.Silt4
15、.Acid gases5.Carbon disulphide6.Hydrogena.1,2,3b.2,3,4c.1,3,5d.2,4,6(4)6.Natural gas treatment plants remove which of the following from the gas:1.Heavy hydrocarbons2.Sulphurous compounds3.Non-combustible gases4.Water vapoura.1,2,3b.1,2,4c.2,3,4d.1,2,3,4(4)7.The advantages of a gas turbine generatin
16、g unit are:1.High power to weight ratio2.Low installation cost3.High thermal efficiency4.Rapid start up and loading capabilities are excellenta.1,2,3b.1,2,4c.2,3,4d.1,2,3,4(4)8.Coal is used for thermal generation over other fuels because:1.It produces less air pollution2.It is plentiful3.It causes less thermal pollution4.It is cheapa.1,2b.2,3c.1,3d.2,4Section 2Lecture 13 Try:3QuestionNumberCorrectAnswer1.1B2.1B3.1B4.1B5.1A6.1 D7.1 B8.1 DSection 2 Lecture 13 Try:4(2)1.Fuel cells produce electrica
