Assistant engineer online exam -2015 december@psc winners

Assistant Engineer (Mechanical) SR for SC STQuestion Paper Code: 38/2015/OL Category Code: 101/2015Date of Test: 31-12-2015 Alphacode: AQuestion1:-Who described the 'Directive Principles' as the 'Novel Features ofthe Indian Constitution'?A:-Dr. Rajendra PrasadB:-Jawaharlal NehruC:-Sardar Vallabhai PatelD:-Dr. B.R. AmbedkarCorrect Answer:- Option-DQuestion2:-When the Right to Education Act (RTE) did come into force?A:-On 1 April 2010B:-On 4 August 2009C:-On 15 April 2014D:-On 1 January 2011Correct Answer:- Option-AQuestion3:-What was the name of Ship used by Vasco-da-Gama?A:-H.M.S. BeagleB:-Savo GabrielC:-VoyagerD:-Savo PlowCorrect Answer:- Option-BQuestion4:-List out the odd oneA:-Malayala RajyamB:-MathavicharanaC:-KeralolpathiD:-Indian AntiqueryCorrect Answer:- Option-DQuestion5:-When did the Parliament pass the Right to Information Act?A:-On 12 October 2005B:-On 15 August 2005C:-On 15 June 2005D:-On 2 October 2005Correct Answer:- Option-C



http://pscwin.blogspot.com/Question6:-Who is considered as the 'Political Father' of the Ezhavas?A:-Kumaran AsanB:-Dr. PalpuC:-Sree Narayana GuruD:-S. ShankarCorrect Answer:- Option-BQuestion7:-The founder of 'Vavoottu Yogam'A:-Sree Narayana GuruB:-AyyankaliC:-Chattampi SwamikalD:-Swami VagbhatanandaCorrect Answer:- Option-AQuestion8:-At which place Brahmananda Sivayogi founded the Sidhasramam?A:-AluvaB:-SivagiriC:-AlathurD:-AlappuzhaCorrect Answer:- Option-CQuestion9:-What was the name of the system introduced by Chavara Achanfor making free education available foreveryone?A:-PadikkirikkalB:-PallikudamC:-KadannirikkalD:-ThripadithanamCorrect Answer:- Option-BQuestion10:-In which year Vakkom Abdul Khader Moulavi started his NewPaper 'Swadeshabhimani'?A:-1904 B:-1903 C:-1906 D:-1905Correct Answer:- Option-DQuestion11:-What was the name of the News Paper started by SahodaranAyyappan?A:-VelakkaranB:-BhojanamC:-SangabhodamD:-YachanaCorrect Answer:- Option-A

Question12:-Who was the author of 'Paalazhimadhanam'?A:-Sree Narayana GuruB:-AyyankaliC:-Kunchan NambiyarD:-EzhuthachanCorrect Answer:- Option-CQuestion13:-Who wrote the work 'Jathikummi'?A:-KumaranasanB:-Chavara AchanC:-Poikayil YohannanD:-Pandit KaruppanCorrect Answer:- Option-DQuestion14:-What was the name of the first Arakkal Bibi?A:-Arakkal Bibi FathimaB:-Ali Raja Bibi Harrabichi KadavulC:-Arakkal Bibi AyishaD:-Ali Raja Bibi KhadeejaCorrect Answer:- Option-BQuestion15:-Who authored the pamphlet 'Thiruvithamkoor forTiruvithamkoorian'?A:-T.K. MadhavanB:-G.P. PillaiC:-P. Ranga RaoD:-N. Raman PillaiCorrect Answer:- Option-BQuestion16:-Who led the 'Pattini Jatha' from Kannur to Madras in 1936?A:-E.M.S. NamboothirippadB:-K. KelappanC:-A.K. GopalanD:-C. KesavanCorrect Answer:- Option-CQuestion17:-The Kerala Kalamandalam was founded by whom?A:-Vallathol Narayana Menon B:-G. Sankara KurupC:-S.K. Pottakkad D:-Ulloor S. Parameswara IyyerCorrect Answer:- Option-A



http://pscwin.blogspot.com/Question18:-Who was known as the 'Jhansi Rani of Travancore'?A:-Anna ChandiB:-Arya PallamC:-A.V. Kuttimalu AmmaD:-Akkamma CheriyanCorrect Answer:- Option-DQuestion19:-The Nobel Prize in Physics in 2015 was awarded to whom?A:-Isamu Akasaki and Shuji NakamuraB:-Eric Betzig and William E. MoernerC:-Takaaki Kajita and Arthur B. MacDonaldD:-Stephen W. Hell and Hiroshi AmanoCorrect Answer:- Option-CQuestion20:-What is the name of the mission which aims to achieve fullimmunisation coverage for all children in thecountry by 2020?A:-Mission IndradhanushB:-Make IndiaC:-Bal Swachata MissionD:-AYUSH MissionCorrect Answer:- Option-AQuestion21:-Gas turbine works onA:-Brayton cycleB:-Rankine cycleC:-Carnot cycleD:-None of theseCorrect Answer:- Option-AQuestion22:-The melting point of mild steel is aboutA:-1250°CB:-1500°CC:-850°CD:-1750°CCorrect Answer:- Option-BQuestion23:-The angle between the flanks of British Standard Whitworth(BSW) thread isA:-1250°C B:-47.5°C C:-55°C D:-60°CCorrect Answer:- Option-C

Question24:-Thermal efficiency of a simple gas turbine for a given turbineinlet temperatureA:-increasesB:-decreasesC:-first increases and then decreasesD:-remains the sameCorrect Answer:- Option-DQuestion25:-Which of the following parameters remains constant duringadiabatic saturation process on unsaturated air?A:-Dew point temperatureB:-Dry bulb temperatureC:-Wet bulb temperatureD:-Relative humidityCorrect Answer:- Option-CQuestion26:-Queuing theory deals with problems ofA:-effective use of machinesB:-reducing the waiting timeC:-material handlingD:-none of theseCorrect Answer:- Option-BQuestion27:-Job evaluation is the method of determining theA:-Contribution of a jobB:-Contribution of a workerC:-Relative worth of jobsD:-Skills required by a workerCorrect Answer:- Option-CQuestion28:-Knocking tendency in an SI engine reduces with increasingA:-SuperchargingB:-Wall temperatureC:-Compression ratioD:-Engine speedCorrect Answer:- Option-DQuestion29:-Which is not a part of magneto-ignition system?A:-Condenser B:-BatteryC:-Circuit breaker D:-Induction coilCorrect Answer:- Option-B



http://pscwin.blogspot.com/Question30:-Superheating in a refrigeration cycleA:-Decreases COPB:-Increases COPC:-COP remains unchangedD:-UnpredictableCorrect Answer:- Option-DQuestion31:-Change of resistance with intensity of light takes place inA:-Photo-voltaic cellB:-Photo-emissive cellC:-Photo-conductive cellD:-None of theseCorrect Answer:- Option-CQuestion32:-The diameter of a round bar with close tolerance is quicklymeasured byA:-External micro meterB:-Slip gaugeC:-Vernier caliperD:-Snap gaugeCorrect Answer:- Option-DQuestion33:-In Electrolux refrigeratorA:-Ammonia evaporates in hydrogenB:-Hydrogen evaporates in ammoniaC:-Hydrogen is absorbed in ammoniaD:-Hydrogen is absorbed in waterCorrect Answer:- Option-AQuestion34:-Free convection heat flow depends on all of the following exceptA:-Coefficient of viscosityB:-VelocityC:-DensityD:-Gravitational forceCorrect Answer:- Option-BQuestion35:-Major constituents of satellite areA:-Nickel, copper and zincB:-Zinc, lead and tinC:-Cobalt, vanadium and nickelD:-Cobalt, chromium and tungstenCorrect Answer:- Option-D

Question36:-Typewriter constitutesA:-StructureB:-MachineC:-InversionD:-MechanismCorrect Answer:- Option-DQuestion37:-The equation PV=mRT is essentially valid forA:-Perfect gasB:-Real gasC:-Monoatomic gasD:-Mixture of gasesCorrect Answer:- Option-AQuestion38:-Cavitation in centrifugal pumps can be reduced byA:-Throttling the dischargeB:-Increasing the flow velocityC:-Reducing the dischargeD:-Reducing the suction headCorrect Answer:- Option-DQuestion39:-In low carbon steels, the presence of small quantities of sulphurimprovesA:-FormabilityB:-MachinabilityC:-WeldabilityD:-HardenabilityCorrect Answer:- Option-BQuestion40:-Moment of inertia of a body does not depend onA:-Axis of rotation of the bodyB:-Mass of the bodyC:-Angular velocity of the bodyD:-Distribution of mass in the bodyCorrect Answer:- Option-CQuestion41:-Which of the following does not pertain to inventorymanagement?A:-Production schedule B:-State of merchandiseC:-Control of stock D:-Effective running of storesCorrect Answer:- Option-A



http://pscwin.blogspot.com/Question42:-In value engineering, the term value refers toA:-relation between productivity and costB:-market valueC:-relation between cost and efficiencyD:-relation between function and costCorrect Answer:- Option-DQuestion43:-The throttling operation in a refrigeration cycle is carried out inA:-evaporatorB:-capillary tubeC:-discharge valveD:-expansion valveCorrect Answer:- Option-BQuestion44:-The amount of moisture in air can be measured byA:-Sling psychrometerB:-Mass spectrometerC:-PhotometerD:-ThermistorCorrect Answer:- Option-AQuestion45:-Which of the following is not a correct statement?A:-The balls in a ball bearing remain in position due to centrifugal forceB:-Cage is made hardest of all parts in ball bearingsC:-Spherical roller bearings have the capacity for self-alignmentD:-Roller bearings have higher load capacity than that of ball bearings fora given overall sizeCorrect Answer:- Option-AQuestion46:-Which of the following thermocouples can measure temperaturein a comparatively higher range?A:-Chromel-alumelB:-Iron-constantanC:-Iridium-rhodiumD:-Platinum-rhodiumCorrect Answer:- Option-CQuestion47:-Gears produced by die casting are generally used forA:-high torque transmission B:-light dutyC:-low temperature application D:-high axial thrust transmissionCorrect Answer:- Option-B

Question48:-The difference between the maximum material limits of matingparts is known asA:-DeviationB:-ClearanceC:-AllowanceD:-ToleranceCorrect Answer:- Option-CQuestion49:-Trimming is the process associated withA:-ForgingB:-Press workC:-Polishing of metalsD:-ElectroplatingCorrect Answer:- Option-BQuestion50:-A dead weight tester is used forA:-accurate measurement of loadB:-producing high pressureC:-testing the magnitude of given weightD:-calibrating pressure measuring instrumentsCorrect Answer:- Option-DQuestion51:-With the percentage increase of carbon in steelA:-Brittleness of steel decreasesB:-Strength of steel decreasesC:-Ductility of steel decreasesD:-Hardness of steel decreasesCorrect Answer:- Option-CQuestion52:-The refrigerant used in commercial ice plant isA:-Air B:-Carbon dioxideC:-Ammonia D:-Freon-12Correct Answer:- Option-CQuestion53:-The process of discovering and identifying the pertinentinformation relative to the nature of a specific job isknown asA:-Job analysis B:-Job descriptionC:-Job classification D:-Job identificationCorrect Answer:- Option-A



http://pscwin.blogspot.com/Question54:-Plug rolling is used toA:-produce seamless tubeB:-reduce wall thickness and increase diameter of tubesC:-produce collapsible tubesD:-increase wall thickness of tubesCorrect Answer:- Option-BQuestion55:-A circular shaft can transmit a torque of 5 kNm. If the torque isreduced to 4 kNm, then the maximum value ofbending moment that can be applied to the shaft isA:-1 kNm B:-2 kNm C:-3 kNm D:-4 kNmCorrect Answer:- Option-CQuestion56:-Which of the following is not a scalar quantity?A:-MassB:-VolumeC:-TimeD:-AccelerationCorrect Answer:- Option-DQuestion57:-Kinematic viscosity is equal toA:-Density/dynamic viscosityB:-Dynamic viscosity/densityC:-Dynamic viscosity × densityD:-None of theseCorrect Answer:- Option-BQuestion58:-A boiler shell 200 cm diameter and plate thickness 1.5 cm issubjected to internal pressure of `"1.5 MN/m^2"` .Then the hoop stress will beA:-`"50 MN/m^2"`B:-`"30 MN/m^2"C:-`"100 MN/m^2"D:-`"200 MN/m^2"Correct Answer:- Option-CQuestion59:-The cutting tool in a milling machine is mounted onA:-Tool holderB:-ArborC:-ColumnD:-SpindleCorrect Answer:- Option-B

Question60:-Fusible plug is fitted in a boiler toA:-extinguish fire in case of low water levelB:-prevent leakage of steam from boilerC:-allow passage of only super heated steam from the boilerD:-keep the boiler pressure within the prescribed limitsCorrect Answer:- Option-AQuestion61:-Which of the following is an amorphous material?A:-LeadB:-RubberC:-MicaD:-GlassCorrect Answer:- Option-DQuestion62:-Which of the following is used for bearing liner?A:-BronzeB:-Babbit metalC:-Gun metalD:-BrassCorrect Answer:- Option-BQuestion63:-The weight of oxygen in atmospheric air isA:-21%B:-19%C:-23%D:-31%Correct Answer:- Option-CQuestion64:-A Pelton wheel turbine is ideally suited forA:-High head and low dischargeB:-High head and high dischargeC:-Low head and low dischargeD:-Medium head and medium dischargeCorrect Answer:- Option-AQuestion65:-Which of the following is not the part of a shaper?A:-RamB:-TableC:-Cross slideD:-Clapper boxCorrect Answer:- Option-C



http://pscwin.blogspot.com/Question66:-Which of the following materials require the largest size of riserfor the same size of casting?A:-Cast ironB:-AluminiumC:-SteelD:-CopperCorrect Answer:- Option-BQuestion67:-On a psychrometric chart, the relative humidity lines arerepresented byA:-uniformly spaced inclined linesB:-uniformly spaced horizontal linesC:-non-uniformly spaced inclined linesD:-curved linesCorrect Answer:- Option-DQuestion68:-The mathematical technique for finding the best use of limitedresources in an optimum manner is known asA:-Queuing theoryB:-Linear programmingC:-Operation researchD:-Network analysisCorrect Answer:- Option-BQuestion69:-Rate of change of momentum takes place in the directionA:-of applied forceB:-of motionC:-opposite to the direction of applied forceD:-perpendicular to the direction of motionCorrect Answer:- Option-AQuestion70:-Lean air-fuel mixture is required forA:-acceleration B:-idlingC:-starting D:-cruisingCorrect Answer:- Option-DQuestion71:-A 100 cc engine has the following parameter as 100 ccA:-cylinder volumeB:-clearance volumeC:-swept volumeD:-full tank capacityCorrect Answer:- Option-C

http://pscwin.blogspot.com/Question72:-Which of the following has maximum malleability?A:-LeadB:-BrassC:-Wrought ironD:-AluminiumCorrect Answer:- Option-AQuestion73:-The ratio of actual damping coefficient to the critical dampingcoefficient is called asA:-Magnification factorB:-Damping factorC:-Critical damping ratioD:-Logarithmic decrementCorrect Answer:- Option-BQuestion74:-Dehumidification is the process of removing moisture from airwith dry bulb temperatureA:-decreasingB:-increasingC:-changing in any directionD:-Remaining constantCorrect Answer:- Option-DQuestion75:-Centrifugal pump is started with its delivery valveA:-Kept fully closedB:-Kept fully openC:-Kept 50% openD:-None of theseCorrect Answer:- Option-AQuestion76:-Bending operation should be performedA:-At 30° to the grain directionB:-Parallel to the grain directionC:-There is no such criteriaD:-At right angle to the grain directionCorrect Answer:- Option-DQuestion77:-De Lavel turbine is aA:-simple impulse turbine B:-multistage turbineC:-simple reaction turbineD:-velocity compounded impulse turbineCorrect Answer:- Option-A

Question78:-The refrigerant R-744 isA:-ammoniaB:-freon-12C:-carbon dioxideD:-sulphur dioxideCorrect Answer:- Option-CQuestion79:-The most flexible criteria for analysing an economic investmet isA:-rate of return criteriaB:-salvage valueC:-present value methodD:-future value methodCorrect Answer:- Option-BQuestion80:-Which of the following represents a group incentive plan?A:-Rowan planB:-Bedaux planC:-Halsey premium planD:-Scanlon planCorrect Answer:- Option-DQuestion81:-Indicated results are most accurate when the pointer in theanalogue read out system liesA:-around the mid-third of the scaleB:-in the first quarter of the scaleC:-in the second quarter of the scaleD:-around the full capacity of the scaleCorrect Answer:- Option-AQuestion82:-In a gas turbine cycle, the turbine output is 600 kJ/kg, thecompressor work is 400 kJ/kg and the heat supplied is1000 kJ/kg. The thermal efficiency of the cycle isA:-60% B:-40% C:-20% D:-80%Correct Answer:- Option-CQuestion83:-Collapsible toothpaste tubes are manufactured byA:-CuppingB:-ExtrusionC:-Cold rollingD:-Deep drawingCorrect Answer:- Option-B



http://pscwin.blogspot.com/Question84:-A large clearance volume in a reciprocating compressor results inA:-lower suction pressureB:-increased volume flow rateC:-reduced volume flow rateD:-lower delivery pressureCorrect Answer:- Option-DQuestion85:-The speed variation of the engine caused by the fluctuations ofengine turning moment is controlled byA:-FlywheelB:-Throttle valveC:-GovernorD:-D-slide valveCorrect Answer:- Option-AQuestion86:-If the tearing efficiency of a riveted joint is 60%, then the ratio ofpitch of diameter of rivet isA:-0.20B:-0.33C:-0.40D:-0.50Correct Answer:- Option-CQuestion87:-A bench vice has the following type of threadA:-metric thread B:-acme threadC:-buttress thread D:-square threadCorrect Answer:- Option-BQuestion88:-All the thread characteristics can be measured precisely withA:-Thread gaugeB:-Screw pitch gaugeC:-Micrometer with anvilD:-Tool room microscopeCorrect Answer:- Option-DQuestion89:-A body cooling from 80°C to 70°C takes 10 minutes when leftexposed to environmental conditions. If the bodyis to cool further from 70°C to 60°C under the same external conditions, it willtakeA:-more than 10 minutes B:-same time of 10 minutesC:-less than 10 minutes D:-none of theseCorrect Answer:- Option-A

Question90:-Which of the following is considered as comfort condition in air-conditioning?A:-15°C DBT and 40% RHB:-20°C DBT and 60% RHC:-25°C DBT and 70% RHD:-None of theseCorrect Answer:- Option-DQuestion91:-Mechanical strain gauges can measureA:-static and dynamic strainsB:-dynamic strains onlyC:-static strains onlyD:-static and quasi-static strainsCorrect Answer:- Option-DQuestion92:-Efficiency of chimney draught is of the order ofA:-less than 1%B:-2-3%C:-5-6%D:-8-10%Correct Answer:- Option-AQuestion93:-A step cone pulley is provided on a lathe toA:-reverse the direction of spindle rotationB:-change the spindle speedC:-drive the lead screwD:-give desired direction of movement of lathe carriageCorrect Answer:- Option-BQuestion94:-Loam sand comprises ofA:-40% of clay and 10% moistureB:-50% of clay and 10% moistureC:-80% of clay and 20% moistureD:-50% of clay and 18% moistureCorrect Answer:- Option-AQuestion95:-In tool signature, nose radius is indicatedA:-in the middle B:-in the beginningC:-not indicated D:-at the endCorrect Answer:- Option-D



http://pscwin.blogspot.com/Question96:-The primary tool force used in calculating the total powerconsumption in machining isA:-radial forceB:-frictional forceC:-tangential forceD:-axial forceCorrect Answer:- Option-CQuestion97:-The brazing process is carried out in the temperature rangeA:-60-150°C B:-350-500°CC:-180-250°C D:-600-750°CCorrect Answer:- Option-BQuestion98:-Steel balls are manufactured byA:-casting B:-sinteringC:-cold heading D:-machiningCorrect Answer:- Option-CQuestion99:-Process of austempering results in the formation ofA:-Bainite structureB:-Martensitic structureC:-Carburized structureD:-None of theseCorrect Answer:- Option-AQuestion100:-Which of the following has no unit?A:-Surface tension B:-Kinematic viscosityC:-Strain D:-Bulk modulusCorrect Answer:- Option-C



Assistant engineer online exam -2015 december@psc winners

Engineering

Transcript of Assistant engineer online exam -2015 december@psc winners