CHARGEMAN - MECHANICAL - KERALA MINERALS AND METALS LTD.pdf (Size: 1.43 MB / Downloads: 2)

051/2016
Maximum ' 100 marks
Time : 1 hour and 15 minutes

1. The Wagon Tragedy, the tragic incident of Malabar Rebellion took place on 
(A)11 Nov 1921(B) 22 Nov 192122 Nov 1921
(C )10 Nov 1921(D)25 Nov 1921

2. The Hortus Malabaricus, the encyclopaedia of plants of Kerala was prepared by :
(A)The Portuguese (B) The Spanish
(C )The Dutch (D) The British

3.Name the Spanish Missionary, who initiated the first printing in Malayalam at Goa :
(A)Jovannea Gonsalvez (B) Francis Xavier
(C ) Melchior Carnoiro (D) Alexander Valignano

4.Who filed a suit at the court against the higher caste men and asked the court to issue orders permitting the Channar women to wear jackets?
(A)Lord Canning (B) Charles Wood
(C ) Lord Salisbury (D) Reed

ft. Who started the CMS Press in 1821?
(A)Johannes Gutenberg ( C) Herman Gundcrt
(B) Benjamin Baily (D) Vargis Mappilai

6.Which article of the Indian Constitution deals with the National Emergency?
(A)Art 32 (B)Art 368
(C )Art 352 (D)Art 356

7.Which of the following organizations later transformed into Pulayar Maha Sabha in 1938?
(A)SJPS (B)PRDS
(C )KSS (D)TCMS

8.Who wrote the Central Academi Award Winning Novel “Ayalkkar" in 1963?
(A)Uroob (B)P. Kesava Dev
(C ) M.T. Vasudevan Nair (D) Vaikom Muhammad Basheer

Which of these commiHsiona was related to Centre-State relations?
(A) Liberhan (C ) Sarknria
(B) Kothari (D) Nanavati

10. MCOCA is enacted by :
(A)Uttar Pradesh 
(B) Delhi
(C ) Maharashtra
(D) Jammu and Kashmir

12.Value oF determinant
will be :
(A)-8 (C ) 8
(B) 0 (D) 4

13.Third term in the expansion of (X + y)4 will be :
(A) y4 (B)4x
(C ) 6x2y2 (D) 4xy3

14.If tan x = ] then value of cos x will be : 
(A)1 
(B)-1
(C )0
(D)-L

I5.Value of sin —enaO tan—will be :
(A)-1
(B)1
(C )0
(D)√2

16.What will be the angle between the straight lines y - √3x
 -5 = 0 and √3xy
 - x + 6 = 0 ? 
(A) 300
(B) 600
(C ) 15°
(D) 900

17. What will be the derivative of log(tanx) with respect to x?
(A)(A)tanx
(B) cot x
(C )1 tanx
(D) secx cosec x

18.What will be the value of  tan x/x as x-->0 ? X
(A)0
(B)infinity
(C )1
(D)-1

19.will be equal to :
(A)- cos x + c
(B) cos xcosx
(C )cosx + c
(D)sinx + c

20.What will be the area bounded by the curve .y= x2 + X and the X axis?and the X -axis?
(A)1 3
(B)0
(C )(x/3)+(x/2)(x3//3)+( X2 + 2)
(D)1/6(D)1/6 6

21.Rocks formed as a result of the alteration of original .structure due to heat and excessive pressure are called :
(A)sedimentary rocks (B)igneous rocks
(C )metamorphic rocks (D) stratified rocksstratified rocks

22.The bond in which each course consists of alternate layers of stretchers and headers are called :
(A)English bond (B) Flemish bondFlemish bond
(C )Raking bond (D) Single Flemish bond

23.The distance between two points measured by a 20 cm chain was recorded as 520 m, when the chain is 5 cm too long. The true distance is :
(A)518.7 m (B)521.3 m
©520 m (D) 494m 

24.The bench mark established by the survey of India department is :
(A)(A)Permanent BM (B) Temporary BM
(C )Arbitrary BM (D)Great trigonmetrical BM

25.In a levelling work the sum of back sights and foresights are 70.265 m and 71.050 m. If the first reduced level as bench mark is 105.005 m, the last reduced level is:
(A) 104.220 m (B) 105.790 m
© 105.005 m (D) 105m105 m

26.In a petrol engine, the air petrol ratio is controlled by :
(A) Distributer (B)carburettorCarburettor
(C ) Fuel injector (D) Crank shaftCrank shaft

27.The clutch in an automobile is fitted between ;
(A) Engine and wheel
(B) Gear box and propellerGear box and propeller
(C ) Engine and gear box
(D) Gear box and differentialGear box and differential

28.A starting motor directly drives the :
(A) Crank shaft
(B) DifferentialDifferential
(C ) Cam shaft
(D) Fly wheel

29. Which of the following is a water tube boilerWhich of the following is a water tube boiler?
(A) Lamont boiler
(B)Neatler boiler
(C ) Lanchashire boiler
(D)Cochran boiler

30.Pelton turbine is suitable for :
(A) Low bead high discharge
(B) High bead low dischargeHigh head low discharge
(C ) Low head low discharge
(D) Medium head medium dischargeMedium head medium discharge

31.Four identical resistors are first connected inparallel and then in series. The resultant
resistance of the first combination to the second will be
(A) 1/16 times
(B)1/4 times1 times 4
(C ) 4 times
(D) 16 times16 times

32.Which of the following statements is not necessarily valid for ac currents Alternating currents?
(A)interferes with communication lines
(B)is suitable for charging batteries
(C )develops eddy current losses
(D)provides better safety as compared to direct current


33.An inductor:
(A)allows ac to pass but bloeks dc (C ) allows both ac and dc to pass

34.The operating cost of ten 100 W lamps at Rs, 2.50 per unit is :
(A)Rs. 5.00 (C ) Rs. 40.00

35.The cheapest system of internal wiring is :
(A) Cleat wiring (C ) CTS or TRS wiring

36.A dc to ac converter is called :
(A) Dual converter 
(B) allows dc to pass but blocks ac 
(C ) Chopper
(D) blocks dc

36.their rated voltage for 20 hours at the rate of
(A)Rs. 20.00 (B) Rs. 50.00

37. If the PIV across each diode of a bridge rectifier is  28.3 V calculate (A) 14.1 V (B) 34 V
(C ) 28.3 V (D) 18.01 V

38.Select the incorrect statement about CDMA:
(A)All users occupy the same bandwidth
(B)It is used by GSM
(C )It utilize spread spectrum technique
(D)All users assigned separate codes

39.Which of the material is used to make an infrared emitting LED?
(A)GaP (B)GaAsp
(C )GaAs (D) None of these

40.If the crystal frequency of 805 is 16 megahertz, then time taken to execute an one cycle instruction is:
(A)0.75 µS
(B)62,5 ms
(C )12.5 S
(D)15.5 nS

41.Which "M" is not connected with management process?
(A) Man           (B) Machine
(C )Modernisation (D) Materials

42,Name the father of management: 
(A) Henry Fayol (C ) F.W. Taylor
(B) Robert Owen (D) H.C. Gantt

43.The uniform expense provided by the company is under :
(A) Real wage (B) Living wage
(C ) Nominal wage (D) None

44.What are the key components of a total quality management system?
(A) Collective responsibility, continuous improvement, use of raw data 
(B) Involves everyone, continuous improvement, use of data, and knowledge 
(C ) individual responsibility, incremental improvement, use of raw data 
(D) Group responsibility, staged improvement, knowledge

45.The time in which the activity is normally expected to complete under normal conditions is known as :
(A) Optimistic time 45.The time in which the activity is normally expected to complete under normal conditions is known as :
(A)Optimistic time 
(B)Most likely time
(C )pessimitic time
(D)Normal time



(B)Casing tapping wiring (D) Conduit wiring
(c )Inverter (D) Cyclo-converter
V calculate its average dc value :
34 V
18.01 V

46.A firm manufactures 3 types of clothes namely A, B, and C Red, Green and Blue colour wool are required for it. For one unit length of type A cloth required 2 m red wool, 3 m blue wool. Type B cloth need 3 m red, 2 m green and 4 m blue. Type C clothes need 5 m green and 4 m blue. The firm has stock of 8 m of red wool, 10 m of green wool and 15 m blue wool. If the income from one unit length of type A is Rs. 3, R is Rs. 5 and C is Rs. 4t which formulation is not correct?
(A)2x, + 3X2 <, 8
(B)3x1 + 4x2 + 4x3 ≤ 15
(C )2x2 + 5x3 ≤ 10
(D)3x1 + 2xs + 4x3 ≤ 15

47.EOQ is the size of order which minimizes : 
(A)ordering coat
(B)procuring cost
(C )total cost
(D)inventory carrying cost

48.What is the correct sequence of operations in production planning and control?
(A)Routing-scheduling-Dispatching-Follow up
(B)Scheduling-Routing-Dispatching-Follow up
(C )Dispatching-Routing-Scheduling- Follow up
(D)Routing-scheduling-Follow up-Dispatching

49.A bag is being weighed ns it is filled with flour is an example of;
(A)transportation cum inspection
(B)operation cum transportation
(C )operation cum inspection
(D)none of the above

50.The control chart used for the number of defects per unit is :
(A)Range chart
(B)Mean chart
(C )p-chart
(D)c-chart

51.The therblig symbol used for micro motion of ‘release’ is :
(A)RL
(B)R
(C )RE
(D)RS

52.Under the straight line method of providing depreciation it:
(A)increaseevery year
(B)remain constant every year
(C )decreases everyyear
(D) none of the above none of the above

53.Which element is having a Face centered cubic structure?
(A)Zinc
(B)Silver Silver
(C )Sodium
(D) LithiumLithium

54.Heating the job above it’s critical temperature and cool it inside the furnace itself is : 
(A) Tempering
(B) Normalising
(C ) Annealing
(D) Hardening

55.Izod test is used to find out: 
(A) Impact 
(C ) Hardness
(B) Fatigue 
(D) Tensile

56.A vernier caliper with it’s main scale division 0.5 mm and vernier scale length 12 mm is divided equally with 25 divisions, has a least count of:
(A) 0.02 mm
(B) 0.01 mm
(C ) 0.46 mm
(D) 0.04 mm

57.Which one is not a shielding gas in MIG welding?
(A) Argon
(B) Helium
(C ) Hydrogen
(D) Carbon dioxide

58.Metal inserts placed in the mould to induce directional solidification is known as : 
(A) sprue pin
(B) core
(C ) chaplets
(D) chill

59.The hand tool which used to make oil pockets in mating surface is :
(A)chisel
(B)scraper
(C )punch
(D)scriber

60.Which cutting condition is helpful for producing continuous chip?
(A)low cutting speed
(B) small rake angle toolsmall rake angle tool
(C )high depth of cut
(D)using cutting fluid

61. What ia the method for producing short external tapers with various angles?

63. Among the listed bond which one is the strongest?
What is the best method for producing short, external tapers with various angles?
(A)compound rest method
(B)form tool methodform tool method
(C )set over method
(D) taper turning attachment methodtaper turning attachmentmethod

Which indexing method is best suit for producing 16 numbers of teeth for a gear?
(A)differential indexing
(B) direct indexingdirect indexing
(C )simple indexing
(D) compound indexingcompoundindexing

Among the listed bond which one is the strongest?
(A)vitrified
(B) silicatesilicate
(C )shellac
(D) resinoid

64.Up and down movement of wrist of a robot in  axis in named as :
(A) yaw
(B) pitch
(C ) roll
(D) jog

65.Newton’s law of viscosity refers to :
(A)pressure and velocity of a fluid
(B)stress and strain of a fluid
(C )yield stress and rate of angular deformation
(D)shear stress and rate of angular deformation in a fluid

66.An open tank contains 50 cm of water covered with 30 cm of oil with specific gravity 0.8. What is the pressure in the bottom of the tank?
(A)240 kgf/m2
(C )500 kgf /m2
(B)740 kgf/m2
(D)250 kgf/m2

67.The continuity equation stands for conarvation of:
(A)momentum (B)energy
(C ) vorticity (D) mass

68.The head lose for unit length of a circular pipe is dependent:
(A)directly on square of flow velocity
(B)directly on flow velocity
(C )inversely on square of diameter
(D)directly on pipe diameter

69.Which pump is a rotary positive displacement with axial displacement?
(A)vane pump
(B)gear pump
(C )lobe pump
(D)scrow pumpscrew pump

70.FRLunitconsists of:
(A)Flow, Relief, Lubricate
(B)Filter, Relief valve, Lubricator
(C )Filter, Regulator, Lubricator
(D)Flow control valve. Relief valve, Lobpump

71.A water jet with nozzle area of 0.0015 m* impinges perpendicular on a moving plate velocity of 15 m/s, If the velocity of the plate is 5 mis, what is the impact force?
(A)340 N
(B)1470N1470 N
(C )900 N
(D)150 N

72.A pelton wheel is best suited for:A Pelton wheel is best suited for:
(A)low discharge and high head
(B)high discharge and low headhigh discharge and low head
(C ) low discharge and low headlow discharge and low head
(D) high discharge and high headhigh discharge and high head

73.A surge tank is provided for protecting the:
(A)Spiral casing
(B)Draft tubeDraft tube
(C ) penstockPenstock
(D) Turbine runnerTurbine runner

74.Specific speed of a turbine :
(A)nJp Ht,h
(B)iVV77 P&U
(C )n4p
(D)pJn Hi/i

75.The reason for consuming much of power by a centrifugal pump may be :
(A)air leakage
(B)the pump being run at low speed
(C )foot valve is not effective
(D)heavy liquid may be pumpe

76.The work saved by fittingn a reciprocating pump is t 
(A) 39.2%b84.8%
(C ) 48.8%
(D) 28.9%

77.Which one is not an elastic constant?
(A)Yield point
(C )Modulus of rigidity

78.The force of friction acts in a diruction
(A)Same
(C )Perpendicular
(B)Young's modulus 
(D)Bulk  moduls

79.The centroid of a body :
(A) must be a point on that body
(B)is a point which can be made to lie on or outside the body by changing the coordinate system
(C )is fixed point in space regardless of the orientation of the body
(D)is a unique point fixed with respect to the body

80.Thermal strains in a composite body will be ; 
(A) Twice of each other 
(B) Equal 
© One half of the other
(D) Two third

81.When a lap joint is subjected to tensile load the stress induced in the rivet is :
(A) shear stress
(B) compressive stress
(C ) tensile stress
(D) bending stress

82.The maximum bending moment in a cantilever of span l carrying s uniformly distributed load of intensity w per unit length is :
(A)
wla
3            
(B)
wl1
2
(C ) wl2
(D) wt

83.How much power can be transmitted by a 60 mm solid shaft at a speed of 100 rpm with a material of permissible shear stress 60 MPa?
(A) 60 kW (B) 212.2 kW
(C ) 22.2 kW (D) 30.5 kW


84. Which one is not the function of coefficient of friction in a bearing’?
tZN
(A) L c             (B)P
(C )-cd            (D)l

85.The circle drawn with its centre as the cam centre, to pass through the pitch point, is the
(A) prime circle
(B) pitch circlepitch circle
(C )base circle
(D) cam circlecam circle

86.Coefficient of fluctuation of speed of flywheelis;

(A)—1
(B)w.<t>2
(C ) ^
(D)toft, -ffit.

87.For the same centre distance the length of open belt iscross halt.
(A) greater than’ 
(B) same assame as
(C )more or less than
(D) less than

88.Automobile slidinggear box gear train is?
(A) reverted gear train
(B) simple gear trainsimple gear train
(C ) compound gear train
(D)epicyclical gear train

89.A thermodynamic cycle having two constant volume and two adiabatic processes is:A thermodynamic cycle having two constant volume and two adiabatic processes is :
(A) Diesel cycle
(B) Carnot cycle
(C ) Otto cycle
(D) Joule cycle

90.One kg of carbon requires 4/3 of oxygen and produces -kg of carbon dioxide.
(A) 8/3
(B)1/31/3
(C ) 4/3
(D) 7/37/3

91.Which efficiency is not related to power?
(A) indicated thermal efficiency
(B)brenk thermal efficiency
(C ) mechanical efficiency
(D) air standard efficiencyair standard efficiency

92.Fourier's law for:
(A) radiation
(B) conductionconduction
(C ) convection
(D)emissionemission

93.Which assumption is wrong for LMTD?
(A)Overall heat transfer coefficient should vary throughout the heat exchanger
(B)The heat exchange takes place only between the two fluids
(C )Temperature of both fluids are constant over a given cross section
(D)The specific heat at constant pressure remains constant throughout the heat exchanger

94.The volume of air delivered by the compressor is known as :
(A)swept volume
(B) free air delivery
(C ) compressor capacitycompressor capacity
(D) exhausr airexhaust air

Which one is not consider as a rotary compressor?
(A)axial flow compressor
(B) piston compressorpiston compressor
©roots blower
(D) vane blowervane blower

Tonne of refrigeration is :
(A)620 kJ/mm
(B) 420kJ/min
(C ) 1000kJ/min
(D) 210 kJ/min210 kJ/min

97.Heat rejection is carried out in a vapour compression cycle is in :
(A)expansion valve
(B) compressor
(C )condenserevaporator

98.The uniformly spaced vertical lines on psychrometric chart indicates:
(A)specific humidity
(B) specific volume
(C )wet bulb temperature
(D)dry bulb temperature

99. Which classification is not based on season of the year?
(A)comfort air conditioning
(B) winter air conditioningwinter air conditioning
(C )summer air conditioning
(D) year round air conditioningyear round air conditioning

100. Which is not a factor for comfort air conditioning?
(A) temperaturei 
(B) hghtlight
(C ) air movementair movement
(D) humidityhumidity