Previous Exams

Assistant Engineer (Mechanical) - The Plantation Corporation of Kerala Ltd - 2015

 

Time Remaining :
1. CPM is the:
Event oriented technique

Target oriented technique

Activity oriented technique

Time oriented technique
2. Choose the wrong statement:
Break even analysis consist of fixed and variable costs

Break even analysis represents the relationship between cost and volume

At the break even point,total cost is equal to sales revenue

If variable cost is less than fixed cost,then break even analysis shows profit
3. The engineering which aims at minimizing the cost without change in quality of the product is known as:
Network engineering

Value engineering

Product engineering

Quality engineering
4. Which of the following methods are used to solve linear programming problems?
Simplex method

Graphical method

Transportation method

All of the above
5. The most important function of inventory control is:
Technical responsibility for the state of materials

Stock control

Effective operation of stores

All of the above
6. The amount of time by which an activity can be delayed without increasing the completion time of a project is known as:
Float

Stack

Dummy

All of the above
7. The temperature at which the new grains are formed in the metal is known as:
Eutectic temperature

Recrystallisation temperature

Lower critical temperature

Upper critical temperature
8. Choose the Mechanical property from the following:
Permeability

Resistivity

Ductility

Thermal Expansion
9. Infinitely repeated fundamental grouping of atoms in a crystal structure is called:
Crystallisation

Unit cell

Unit atom

None of the above
10. Eutectoid steel contains carbon:
Equal to 0.8%

Greater than 0.8%

Less than 0.8%

Equal to zero %
11. The Copper-Tin alloys are known as:
Brass

Bronze

Bell metal

Soldering Lead
12. Which of the following is a Non-Destructive Test?
Tensile test

Compressive test

Impact test

X-ray test
13. Which of the joining process is best suited to fabricate pipelines that carries gas products?
Nuts and Bolts

Rivetting

Welding

Soldering
14. Glass is a ---------Material
Elastic

Ductile

Brittle

Malleable
15. The ability of a solid material to exist in more than one form or crystal structure:
Polysystem

Polymorphism

Polymerism

All of the above
16. If the cutting edge of the tool is perpendicular to the direction of tool travel,it is known as:
Oblique cutting

Three dimensional cutting

Orthogonal cutting

All of the above
17. During machining cast iron produces:
Continuous chips

Dis-continuous chips

Continuous chips with built up edge

None of the above
18. Tool life is depends on:
Tool material

Hardness of material

Type of material being cut

All of the above
19. Lead screw with half nuts in a lathe free to rotate in both directions has:
Whitworth threads

V-threads

ACME threads

Buttress threads
20. Twist drill is a:
End cutting tool

Front cutting tool

Side cutting tool

None of the above
21. From the following ,which term is connected with shaping machine?
Gear cutting mechanism

Quick return mechanism

Lead screw mechanism

Half nut mechanism
22. Feed drives in CNC machines is provided by:
Stepper motors

Induction motors

Synchronous motors

Servo motors
23. Ratio of weight of a liquid to unit volume is termed as:
Density

Specific gravity

Specific weight

Viscosity
24. ”Whenever a body is immersed fully or partially in a fluid,the resultant force acting on it is equal to the difference between the upward pressure of the fluid on its bottom and the downward force due
Pascal’s law

Archimedes principle

Newton’s law

Bernoulli’s theorem
25. For a perfect incompressible liquid flowing in continuous stream,the total energy of a particle remains same,while particle moves from position to the other.This statement is known as:
Bernouli’s principle

Newton’s principle

Pascal’s law

Archimedes principle
27. Absolute pressure is the algebraic sum of:
Atmospheric pressure and vaccum pressure

Gauge pressure and vaccum pressure

Atmospheric pressure and gauge pressure

None of the above
29. For a pipe flow,the ratio of inertia force to viscous force is given by:
Mach number

Prandi number

Weber number

Reynolds number
30. The head against acentrifugal pump has to work is known as:
Manometric head

Friction head

Barometric head

Pressure head
31. Slip is a term associated with:
Centrifugal pump

Submersible pump

Reciprocating pump

Jet pump
32. Cavitation will take place if the pressure of the flowing liquid at any point is:
More than the vapour pressure of the liquid

Less than the vapour pressure of the liquid

Equal to the vapour pressure of the liquid

None of the above
33. Which of the turbine is suitable for”High head and low discharge”?
Axial flow turbine

Kalpan turbine

Francis turbine

Pelton turbine
35. Choose from the following that which term is not connected to a water turbine?
Mechanical efficiency

Isothermal efficiency

Hydraulic efficiency

Overall efficiency
36. Manometer is used to measure:
Velocity of the fluid

Discharge of the fluid

Density of the fluid

Pressure of the fluid
37. ”Stokes”is the unit of:
Kinematic viscosity

Absolute viscosity

Absolute pressure

Kinetic energy
38. Pelton wheel turbine is:
Axial flow impulse turbine

Inward flow impulse turbine

Outward flow impulse turbine

Tangential flow impulse turbine
39. If a material is loaded within elasticlimits,the stress produced is proportional to strain.This statement is known as:
Poisson’s law

Hook’s law

Newton’s law

Lami’s theorem
40. The ratio of direct stress to volumetric strain is known as:
Bulk modulus

Modulus of rigidity

Poisson’s ratio

Modulus of elasticity
41. A cantilever beam of length T carries a point load ‘W’ at the free end.The shear force disgram seems to in the shape as:
A triangle

Two equal and opposite triangles

Two equal and opposite rectangles

A rectangle
42. A uniformly distributed load ‘W’ Newton’s per unit length is carried by a simply supported beam over the whole span ‘I’.The shear force at the centre of the beam is:
Zero

Wl/2

Wl2/2

Wl/4
43. The ratio of limiting friction to normal reactioin between two bodies:
Static friction

Dynamic friction

Coefficient of friction

Limiting friction
44. The strain energy stored in a body due to external loading within elastic limits is known as: - See more at:
Resistance

Torsion

Bending

Resilience
45. If,Ft=tensile stress,P=tensile load applied and A=cross sectional area,choose the correct equation:
P=Ft/A

P=A/Ft

Ft=P/A

Ft=A/P
46. If,d=diameter of the rivets and t=thickness of the plates to be riveted,the Unwin formula can be expressed as:
d=4Ot

d=6Ot

d=8Ot

d=2Ot
47. In a shaft or a hole the maximum possible variation in dimension is known as:
Fit

Limit

Allowance

Tolerance
49. If T1 and T2 are the tension at tight and slack sides of a belt in(N)and V=Velocity of the belt then power transmitted is equal to:
(T2-T1)*V

(T1-T2)*V

(T2-T1)/V

None of the above
50. If diameter of driver and driven pulley are 10 cm and 20 cm respectively and if,the driver pulley rotates at a speed of 200 rpm,find the speed of driven pulley:
100 rpm

150 rpm

200 rpm

250 rpm
51. In thrust bearings the load acts:
Perpendicular to the axis of rotation

Parallel to the axis of rotation

Along the axis of rotation

All of the above
52. The strength of a riveted joint is equal to:
Lowest crushing strength of the rivet

Lowest shearing strength of the rivet

Lowest tearing strength of the plate

All of the above
53. For a double threaded scres,choose the correct statement:
Lead is twice the pitch

Pitch is twice the lead

Lead is equal to pitch

Lead is half of the pitch
54. Aspiring material should have the following properties:
High breaking strength

High yield strength

High hardness

All of the above
55. Kelvin-Planck’s statement deals with:
Conversion of heat into work

Conservation of work

Conservation of heat

Conservation of mass
57. Charles law,mathematically defined as:
V/t=constant

p.V=constant

p/t=constant

p.t=constant
58. Pascal(Pa)is the unit of:
Force

Density

Power

Pressure
59. An adiabatic process is one in which:
The change in internal energy is equal to work done

No heat enter or leaves the system

The temperature of the gas changes

All of the above
60. Morse test is conducted on a multi-cylinder IC engine is to determine its:
Mechanical power

Brake power

Indicated power

Indicated thermal efficiency
61. Capillary tube is used as------------in refrigeration systems.
Expansion device

Evaporating device

Piping device

Defrosting device
62. In a throttling process-------------- remain constant.
Pressure

Entropy

Enthalpy

Temperature
63. Human comfort is related with:
Temperature of air

Humidity of air

Purity of air

All of the above
64. Unit of refrigeration is expressed as:
Kilo joule

Kilowatt

TON

Kilopascal
65. Fourier’s law of heat transfer is related to:
Convection

Conduction

Radiation

Condensation
66. The fluid ,which absorbs heat through evaporation and rejects it by condensation is known as:
Absorbant

Coolant

Refrigerant

Solvent
67. The devices,which are fitted on a boiler for its safe and smooth operation are known as
Boiler mountings

Boiler accessories

Boiler draught

All of the above
68. In a refrigerating system,the ratio of refrigerating effect to work done is known as:
Energy performance Ratio

Coefficient of Performance

Mechanical Efficiency

Coefficient of Heat Transfer
69. The absolute temperature of water ,when boiling at atmospheric pressure can expressed as:
373.16 K

332 degree F

273.16 K

100 degree C
70. The branch of engineering sciecnce deals with the study of,behavior of dry air and water vapour mixture under various conditions is known as:
Refrigeration

Psychrometry

Air conditioning

Air heating
71. The study which used to find a simpler,easier and better way of performing a job is known as:
Motion study

Time study

Time and motion study

None of the above
72. The critical path in PERT is determined on the basis of:
Maximum float of the each activity motion study

Minimum float of each activity

Slack of each event

All of each above
73. The direct cost required to complete the activity in normal time duration is known as:
Normal cost

Minimum cost

Crash cost

None of the above
74. ABC analysis deals with:
Analysis of process chart

Controlling inventory material

Flow of material

None of the above
75. Critical path is that sequence of activities between the start and finish:
Shortest time

Normal time

Longest time

None of the above
76. If C=original cost,S=scrap value,D=depreciation charges per year and N=number of years of useful life.then:
C=(S-D)/N

D=(S-C)/N

S=(D-N)/C

D-(C-S)/N
77. --------------is a scale plan on which movements of an object are traced by lines.
Process diagram

Block diagram

Line diagram

Flow diagram
78. ----------may be defined as the direction and co-ordination of companies resources towards the attainment of its production goals in the most efficient manner.
Process layout and control

Financial planning and control

Production planning and control

Plant layout and control
79. If the EOQ is 200 numbers and the annual consumption rate of a product is 1000.Then the total number of order/annum will be equal to:
5

4

6

12
80. PERT stands for:
Planning Evaluation and Recalling Technique

Programme Evaluation and Review Technique

Planning Evaluation and Review Technique

Process Evaluation and Review Technique
81. Five year plans in India was started in the year:
1950

1951

1947

1949
82. The east flowing river in Kerala:
Kabani

Pumba

Bharathapuzha

Achancovil
83. Aadhar was started in the year:
2009

2010

2008

2011
84. The first ATM in India was started at:
Delhi

Mumbai

Chennai

Calcutta
85. Salt Satyagraham at Payyanur was under the leadership of:
A.K.Gopalan

K.Kelappan

P.Krishna Pillai

Moidu Moulavi
87. The leader of the 1857 struggle at Delhi:
Bahadur Shah

Nana Saheb

Jhansi Rani

Kunwar Singh
88. The Civil Disobedience Movement was started in the year:
1930

1931

1920

1949
89. ”Poorna Swaraj”was declared as the aim of the congress in which session?
Lahore

Madras

Calcutta

Bombay
90. ”Delhi Chalo”is the slogan of:
Subhash Chandra Bose

Lal Bahadur Sastri

Jawaharlal Nehru

Rash Behari Bose
91. The Samadhi of Chattampi swamigal is at:
Varkala

Panmana

Alathoor

Kannammoola
92. ”Daivadasakam”is the work of:
Chattampi Swamigal

Sree Narayana Guru

Ayyankali

Sankaracharya
93. ”Sadhujana Paripalana Yogam”was founded by:
Sree Narayana Guru

Ayyankali

Chattampi Swamigal

Brahmanada Sivayogi
94. ”Adukkalayil Ninnum Arangathekku”is the drama written by:
M.R.Bhattathirippad

V.T.Bhattathirippad

E.M.S.Namboodiripad

N.N.Pillai
95. ”Ezhava Memorial”was submitted under the leadership of:
Sree Narayana Guru

Dr.Palpu

Kumaran Asan

Sahodaran Ayyappan
96. Who was the recipient of the Jnanapith Award of the year?
M.T.Vasudevan Nair

U.R.Ananthamoorthy

Balachandra Nemade

Asapoornadevi
97. Who was the chief guest of the Republic Day celebrations of this year?
Hosni Mubarakh

Brakah Obama

Shinso Abe

Rowl Kastro
98. Planning Commission was established in India in the year”
1950

1951

1956

1947
99. The hero of the film “P.K.”:
Kamal Hassan

Ameer Khan

Mamootty

Rajni Kanth
100. ”Wandering in many Worlds”is the autobiography of:
B.G.Varghese

Kuldip Nayyar

V.R.Krishna Iyer

Kailash Satyarthi