QuestiongbankgforgGRE/GATgforgthegpreparationgofgentrygtestgingthegdisciplinegofgM.Sc.g(H
ons.)gEnergygSystemsgEngineering,gUAF
1) Ingnature,g cangalwaysgbegfoundgcombinedgwithgothergelements.
a) Hydrogen
b) Oxygen
c) Carbon
d) Nonegofgthese
2) Deuteriumghasg g thegmassgofghydrogen.
a) Half
b) twice
c) threegtimes
d) Nonegofgthese
3) Tritium’sgnucleusgcontainsg gprotongandgtwogneutrons.
a) Two
b) Three
c) one
d) Nonegofgthese
4) Hydrogenghasgtheghighestgenergygdensitygamongg .
a) Gases
b) solids
c) Fuels
d) Bothg‘a’gandg‘c’
5) Heatinggvaluegofghydrogengisg timesggreatergthanghydrocarbons.
g
a) two
b) one
c) Bothg‘a’gandg‘b’
d) Nonegofgthese
6) Steam/chemicalgreforminggcomprisesgofg gmaingstep(s).
a) Two
b) Three
c) one
d) Nonegofgthese
7) HighgTemperaturegShift,gwhichgoccursgatgtemperaturesgof:
a) 250°gC
b) 350°gC
c) 450°gC
d) 500°gC
8) Theg gstepgofgsteamgreforminggisgrepresentedgbygthegfollowinggequation:
COg+gH2Og—»gCOg+gH2
a) Second
b) First
DepartmentgofgEnergygSystemsgEngineering,gUA 1
F
, c) Third
d) Nonegofgthese
9) Electrolysis,gwhereganionicgcompoundgisgbrokengdowngintogitsgcomponentgelementsgb
ygpassinggang gthroughgit.
a) Voltage
b) Current
c) Bothg‘a’gandg‘b’
d) Nonegofgthese
10) Watergsplittinggviagphotosynthesisgisgcarriedgoutging .
a) leavs
b) cyanobacteria
c) Bothg‘a’gandg‘b’
d) Nonegofgthese
11) Temperaturegrangegofgthermolysisgis:
a) 2000-4500ogC
b) 2500-4000ogC
c) 2500-5000ogC
d) 2000-5000ogC
12) Spentgfuelgfromgradiolysisgisgusuallygstoredgingwatergpools,gasg gdisposal.
a) Temporary
b) Permanent
c) Bothg‘a’gandg‘b’
d) Nonegofgthese
13) Hydrogengyieldgfromgradiolysisgisgusually:
a) High
b) Low
c) Veryghigh
d) Nonegofgthegabove
14) Hydrogenghasgtheg genergygpergmassgofganygfuel.
a) Highest
b) Lowest
c) Bothg‘a’g&g‘b’
d) Nonegofgthegabove
15) Watergsplittinggcangbegachievedgby:
a) Hydrolysis
b) Electrolysis
c) Catalysis
d) Allgofgthegabove
16) Compressedghydrogengtakesg gspacegthanggas.
a) More
b) Less
DepartmentgofgEnergygSystemsgEngineering,gUA 2
F
, c) Equal
d) Nonegofgthese
17) Blendingg cang
gthegcostgofgbuildinggdedicatedghydrogengpipelinesgorgothergcostlygdeliveryginfrastruc
ture.
a) increase
b) reduce
c) Bothg‘a’gandg‘b’
d) Nonegofgthese
18) gisgangabbreviationgforgHydrogengInternalgCombustiongEngine.
a) ICE
b) HICE
c) Bothg‘a’gandg‘b’
d) Nonegofgthese
19) Ifg
isgpartiallygusedgasganginput,gthegresultinggthermochemicalgcyclegisgdefinedgasg
g
aghybridgone.
a) Fuel
b) electricity
c) Bothg‘a’gandg‘b’
d) Nonegofgthese
20) Agtemperaturegofg gcangbegachievedgbygusinggCSPgsystems.
a) 950°gC
b) 850°gC
c) 975°gC
d) 875°gC
21) Ferrosilicongisgusedgbygthegmilitarygtogproduceghydrogengduegtogtheg
gnaturegofgthe
greaction.
a) Fast
b) Slow
c) Cheap
d) Efficient
22) Agheavygsteelgpressuregvesselgisgfilledgwithg
gandgferrosilicon,gclosed,gandg
agcontrolledgamountgofgwatergisgadded.
a) sodiumgdioxide
b) sodiumghydroxide
c) hydrogengperoxide
d) allgofgthegabove
23) Backfiringgisgcommongissuegforg .
a) ICE
b) HICE
c) Bothg‘a’gandg‘b’
d) Nonegofgthese
DepartmentgofgEnergygSystemsgEngineering,gUA 3
F
, 24) NOXgemissionsgareg gingHICEgasgcomparedgtogICE.
a) increased
b) reduced
c) Bothg‘a’gandg‘b’
d) Nonegofgthese
25) garegagcausegofgGHGsgwhichgareggeneratedgasgproducts.
a) Fuelgcells
b) engines
c) Bothg‘a’gandg‘b’
d) Nonegofgthese
26) Thegnegativegelectrodegofgthegfuelgcellgisgknowngasg .
a) Anode
b) Cathode
c) Bothg‘a’gandg‘b’
d) Nonegofgthese
27) Thegfuelgingagfuelgcellgisgoxidizedgatgtheg .
a) Anode
b) Cathode
c) Bothg‘a’g&g‘b’
d) Nonegofgthegabove
28) Thegelectrolytegingagfuelgcellgservesgasgagmediumgforg gtransport.
a) electron
b) ion
c) Bothg‘a’gandg‘b’
d) Nonegofgthese
29) gsystemsgpermitgtransfergofgenergygandgmass.
a) Closed
b) Open
c) Isolated
d) Allgofgthegabove
30) gisgobtainedgfromgthegtransportgofgelectronsgacrossgagpotentialgdifferencegb
ygmechanicalgmeans.
a) Work
b) Force
c) Bothg‘a’gandg‘b’
d) Nonegofgthese
31) ∆Eg=g∆Ug+g∆KEg+g∆(PV)
Thegabovegreactiongisgangequationgofgenergygchangegforgang .
a) Closedgsystem
b) Opengsystem
c) Isolatedgsystem
d) Nonegofgthegabove
DepartmentgofgEnergygSystemsgEngineering,gUA 4
F
ons.)gEnergygSystemsgEngineering,gUAF
1) Ingnature,g cangalwaysgbegfoundgcombinedgwithgothergelements.
a) Hydrogen
b) Oxygen
c) Carbon
d) Nonegofgthese
2) Deuteriumghasg g thegmassgofghydrogen.
a) Half
b) twice
c) threegtimes
d) Nonegofgthese
3) Tritium’sgnucleusgcontainsg gprotongandgtwogneutrons.
a) Two
b) Three
c) one
d) Nonegofgthese
4) Hydrogenghasgtheghighestgenergygdensitygamongg .
a) Gases
b) solids
c) Fuels
d) Bothg‘a’gandg‘c’
5) Heatinggvaluegofghydrogengisg timesggreatergthanghydrocarbons.
g
a) two
b) one
c) Bothg‘a’gandg‘b’
d) Nonegofgthese
6) Steam/chemicalgreforminggcomprisesgofg gmaingstep(s).
a) Two
b) Three
c) one
d) Nonegofgthese
7) HighgTemperaturegShift,gwhichgoccursgatgtemperaturesgof:
a) 250°gC
b) 350°gC
c) 450°gC
d) 500°gC
8) Theg gstepgofgsteamgreforminggisgrepresentedgbygthegfollowinggequation:
COg+gH2Og—»gCOg+gH2
a) Second
b) First
DepartmentgofgEnergygSystemsgEngineering,gUA 1
F
, c) Third
d) Nonegofgthese
9) Electrolysis,gwhereganionicgcompoundgisgbrokengdowngintogitsgcomponentgelementsgb
ygpassinggang gthroughgit.
a) Voltage
b) Current
c) Bothg‘a’gandg‘b’
d) Nonegofgthese
10) Watergsplittinggviagphotosynthesisgisgcarriedgoutging .
a) leavs
b) cyanobacteria
c) Bothg‘a’gandg‘b’
d) Nonegofgthese
11) Temperaturegrangegofgthermolysisgis:
a) 2000-4500ogC
b) 2500-4000ogC
c) 2500-5000ogC
d) 2000-5000ogC
12) Spentgfuelgfromgradiolysisgisgusuallygstoredgingwatergpools,gasg gdisposal.
a) Temporary
b) Permanent
c) Bothg‘a’gandg‘b’
d) Nonegofgthese
13) Hydrogengyieldgfromgradiolysisgisgusually:
a) High
b) Low
c) Veryghigh
d) Nonegofgthegabove
14) Hydrogenghasgtheg genergygpergmassgofganygfuel.
a) Highest
b) Lowest
c) Bothg‘a’g&g‘b’
d) Nonegofgthegabove
15) Watergsplittinggcangbegachievedgby:
a) Hydrolysis
b) Electrolysis
c) Catalysis
d) Allgofgthegabove
16) Compressedghydrogengtakesg gspacegthanggas.
a) More
b) Less
DepartmentgofgEnergygSystemsgEngineering,gUA 2
F
, c) Equal
d) Nonegofgthese
17) Blendingg cang
gthegcostgofgbuildinggdedicatedghydrogengpipelinesgorgothergcostlygdeliveryginfrastruc
ture.
a) increase
b) reduce
c) Bothg‘a’gandg‘b’
d) Nonegofgthese
18) gisgangabbreviationgforgHydrogengInternalgCombustiongEngine.
a) ICE
b) HICE
c) Bothg‘a’gandg‘b’
d) Nonegofgthese
19) Ifg
isgpartiallygusedgasganginput,gthegresultinggthermochemicalgcyclegisgdefinedgasg
g
aghybridgone.
a) Fuel
b) electricity
c) Bothg‘a’gandg‘b’
d) Nonegofgthese
20) Agtemperaturegofg gcangbegachievedgbygusinggCSPgsystems.
a) 950°gC
b) 850°gC
c) 975°gC
d) 875°gC
21) Ferrosilicongisgusedgbygthegmilitarygtogproduceghydrogengduegtogtheg
gnaturegofgthe
greaction.
a) Fast
b) Slow
c) Cheap
d) Efficient
22) Agheavygsteelgpressuregvesselgisgfilledgwithg
gandgferrosilicon,gclosed,gandg
agcontrolledgamountgofgwatergisgadded.
a) sodiumgdioxide
b) sodiumghydroxide
c) hydrogengperoxide
d) allgofgthegabove
23) Backfiringgisgcommongissuegforg .
a) ICE
b) HICE
c) Bothg‘a’gandg‘b’
d) Nonegofgthese
DepartmentgofgEnergygSystemsgEngineering,gUA 3
F
, 24) NOXgemissionsgareg gingHICEgasgcomparedgtogICE.
a) increased
b) reduced
c) Bothg‘a’gandg‘b’
d) Nonegofgthese
25) garegagcausegofgGHGsgwhichgareggeneratedgasgproducts.
a) Fuelgcells
b) engines
c) Bothg‘a’gandg‘b’
d) Nonegofgthese
26) Thegnegativegelectrodegofgthegfuelgcellgisgknowngasg .
a) Anode
b) Cathode
c) Bothg‘a’gandg‘b’
d) Nonegofgthese
27) Thegfuelgingagfuelgcellgisgoxidizedgatgtheg .
a) Anode
b) Cathode
c) Bothg‘a’g&g‘b’
d) Nonegofgthegabove
28) Thegelectrolytegingagfuelgcellgservesgasgagmediumgforg gtransport.
a) electron
b) ion
c) Bothg‘a’gandg‘b’
d) Nonegofgthese
29) gsystemsgpermitgtransfergofgenergygandgmass.
a) Closed
b) Open
c) Isolated
d) Allgofgthegabove
30) gisgobtainedgfromgthegtransportgofgelectronsgacrossgagpotentialgdifferencegb
ygmechanicalgmeans.
a) Work
b) Force
c) Bothg‘a’gandg‘b’
d) Nonegofgthese
31) ∆Eg=g∆Ug+g∆KEg+g∆(PV)
Thegabovegreactiongisgangequationgofgenergygchangegforgang .
a) Closedgsystem
b) Opengsystem
c) Isolatedgsystem
d) Nonegofgthegabove
DepartmentgofgEnergygSystemsgEngineering,gUA 4
F
