Az-reflux valve

B:-air valve

C:-scour valve

D:-sluice valve

Correct Answer:- Option-A
Question49:-The liquid waste of the community is called

A:sullage

B:-sewage

C:-garbage

D:-storm water

Correct Answer:- Option-B
Question50:-Sanitary sewage is also known as

A:-storm water flow

B:-domestic flow

C:-dry weather flow

D:-combined sewage flow

Correct Answer:- Option-C<.... See more

049/2018 لا الا اله الام

37.

38.

36.

40.

41.

42.

43.

44.

The stroke is increased when the
A} Connecting rod lengthened
B) Piston is shortened

C) Crank throw is lengthened

D) Piston pin shortened

The type of fuel injector nozzles used with pre combustion chamber engines are
A} Pintle type B) Hole type
C) Pinax type D) Pneumatic type

Identify the one whic.... See more

049/2018 | g

94.

95.

96.

97.

98.

99.

100.

Ignition coil is used to
A) Step up voltage B) Step up current
©) Step up spark D) Step up power

In a diesel engine fuel injection pump, the effective pressure stroke of plungers are
regulated by means of a

A) Needle valve B) Control rack
C) Cam shaft D) Rotor

A hot spark plug has a

A) Long heat path

8) Short heat path
See more

21,

22,

23,

24,

25,

26,

27.

29,

30,

The control rods in 11201027 7080107 ೩7೦ 10 control .
(ಗಿ) temperature (B) absorption of neutrons
(0) நாணாக (D) fuel consumption

is a water tube boiler.

(A) Cochran boiler (B) Cornish boiler

(C) Lancashire boiler (D) Babcock and Wilcox boiler
The square hole provided on the top surface of the anvil is called

(ಗ) s.... See more

43.

44.

45,

46.

47,

48.

49,

50,

51,

brings back brake shoes in their original position.
(A) Compression spring (B) Tension spring
(ಲ) Refracting spring (D) णं springs

The main advantage of coil spring is that it doesn’t make :
(A) Wear and tear (B) Braking tendency
(ಲ) Noise problem (D) None of the above

The air fuel ratio of a rich mixture is about :
(ಹ) 8:1 ൫ 9:1.... See more

Correct Answer:- Option-B
Question39:-In surveying the measurements are taken in plane.
A:-vertical
B:-horizontal
C:-inclined
D:-all the above
Correct Answer:- Option-A
Question40:-The curvature of earth is considered in surveying.
‏۶ھ‎
‎B:-Geodesic
‎C:-Ariel
‎D:-Hydrographic
‎Correct Answer:- Option-B
Question41:-A solvent commonly used for oil paints is
A:-Diesel
B:-Kerosene
C:-Turpentine
D:-Petrol
Correct An.... See more

Question57:-Group technology brings together and organizes
A:-Part and simulation analysis
B:-Documentation and analysis
C:-Automation and tool production
D:-Common parts, problems and tasks
Correct Answer:- Option-D
Question58:-The function of shackle with a leaf spring is to
A:-allow the spring length to change
B:-allow pivoting of spring end
C:-provide good traction
D:-Prevent squeaking sound
Correct Answer:- Option-A
Question59:-The curve shown.... See more

A:-lowest rank coal
B:-highest rank coal
C:-used in metallurgy of iron
D:-none of the above
Correct Answer:- Option-A
Question10:-During fermentation of molasses, the enzyme which converts glucose and fructose into alcohol is:
‏۵ھ‎

C:-invertase
D:-maltase
Correct Answer:- Option-A
Question11:-For good performance, the hydrocarbon molecules in a diesel fuel should be:
A:-branch-chained
B:-side-chained
C:-straight-chained
D:-aromat.... See more

D:-Sree Narayana Guru
Correct Answer:- Option-C
Question49:-Who established Dravida Kazhakam in 19447
A:-E.V. Rama Swami Naykar
B:-Veerasalingam
C:-Sir Sayyed Ahammed Khan
D:-Pandit Ramabhai
Correct Answer:- Option-A
Question50:-Who started Arrya Mahila Samajam?
A:-Swami Vivekanandan
B:-Pandit Ramabhai
C:-Vireshwalinguam
D:-Thaikkad Ayyaguru
Correct Answer:- Option-B
Question51:-Complementary close in an Official Letter is
A:-Yours sinc.... See more

D:-Main jet
Correct Answer:- Option-C
Question39:-In mac pherson-strut suspension system the upper end of the strut is attached to the
A:-Upper arm
B:-Steering knuckle
C:-Vehicle body
D:-King pin
Correct Answer:- Option-C
Question40:-To change reciprocating motion to rotary motion, the engine has
A:-Crankshaft and camshaft
B:-Piston and connecting rod
C:-Camshaft and connecting rod
D:-Connecting rod and crankshaft
Correct Answer:- Option-D
.... See more

A:-Baby filter
B:-Secondary filter
C:-Primary filter
D:-All of these
Correct Answer:- Option-C
Question39:-Which one of the following is a cylinder head gasket material?
A:-Felcoprene
B:-Felcoid
C:-Cord
D:-Shimbestose
Correct Answer:- Option-D
Question40:-The ability of engine bearings to accommodates small variation in shaft is its
A:-Embadability
B:-Conformability
C:-Adaptability
D:-Fatigue strength
Correct Answer:- Option-B
Q.... See more

A:-Diesel knock
B:-Detonation
C:-Both (1) and (2)
D:-Controlled combustion
Correct Answer:- Option-A
Question88:-Which one of the following is not a part of cover assembly in a clutch?
A:-Pressure plate
B:-Release lever
C:-Release bearing
D:-Springs
Correct Answer:- Option-C
Question89:-Free wheel unit in the transmission are provided with dog clutch to
A:-Lock free wheel
B:-Engage free wheel
C:-Disengage free wheel
D:-None of these
See more

نت
‎D:-Zinc‏
‎Correct Answer:- Option-D‏
‎Question68:-A solvent commonly used in oil paint is‏
‎A:-Petrol‏
‎B:-Diesel‏
‎C:-Turpentine‏
‎D:-Kerosene‏
‎Correct Answer:- Option-C‏
‎Question69:-The road portion used by vehicular traffic is known as‏
‎A:-Foot path‏
‎B:-Motor way‏
‎C:-Express way‏
‎D:-Carriage way‏
‎Correct Answer:- Option-D‏
‎Question70:-2.205 pounds is equal to kil.... See more

Az-reflux valve

B:-air valve

C:-scour valve

D:-sluice valve

Correct Answer:- Option-A
Question49:-The liquid waste of the community is called

A:sullage

B:-sewage

C:-garbage

D:-storm water

Correct Answer:- Option-B
Question50:-Sanitary sewage is also known as

A:-storm water flow

B:-domestic flow

C:-dry weather flow

D:-combined sewage flow

Correct Answer:- Option-C<.... See more

C:-Endemic
D:-Vulnerable
Correct Answer:- Option-C
Question67:-Which of the following is an example of rare species 7
A:-Blackbuck
B:-Blue sheep
C:-Mithun
D:-Hombill
Correct Answer:- Option-D
Question68:-Which of the following is not treated under in situ conservation 7
A:-National park
B:-Botanical garden
C:-Wildlife sanctuary
D:-Biosphere reserve
Correct Answer:- Option-B
Question69:-Which is not a freshwater lake in India 7
A:-Sa.... See more

D:-alkylation
Correct Answer:- Option-B

Question74:-One of the steps during refining of cane sugar consists of addition of hydrated lime to the sugar syrup followed
by carbonation of the resulting solution. The pumpose of this step is to

A:-adjust the pH of the syrup
B:-remove the colouring matter from the syrup
C:-reduce the viscosity of the syrup
D:-improve the rate of crystallization of sugar
Correct Answer:- Option-A
Question75:-Which of the foll.... See more

6:21
D:-25
Correct Answer:- Option-C

Question46:-If 'P' is the Ratio of inside to outside diameter of a shaft, the ratio of torque camrying capacity of solid shaft to
that of hollow shaft is given by
५ (124) (-1)
‏بيعم‎
‎)
‎0: 0/௫
Correct Answer:- Option-A
Question47:-Angle of helix in a closed coiled spring is
A:-<100
B:->100
C:-=100
D:-None
Correct Answer:- Option-A
Question48:-For the same maximum pressure an.... See more

Question48:-A measure of the ship's capacity

A:-Tonnage

B:-Weightage

C:-Load capacity

D:-None of these

Correct Answer:- Option-A
Question49:-Man made structures which facilitate the attraction and aggregation on fish

:-Fish finding devices

ish aggregation devices

C:-Fish saving devices

D:-Fish accumulating devices

Correct Answer:- Option-B
Question50:-Outward survature of the hull surface above wate.... See more

C:-Ohm meter
D:-Ohm/cm square
Correct Answer:- Option-C

Question90:-Three equal resistors are connected in series across an emf source, dissipate 60 W of power. What is the power
dissipated if the same resistors are connected in parallel 7

A:-270
B:-60
C:-20
D:-180
Correct Answer:- Option-B
Question91:-The main constituents of a Portland Cement is
கர்‌
B:-Alumina
C:-Iron Oxide
D:-Alkalies
Correct Answer:- Option-A
.... See more

57.

58,

59,

60,

61,

62,

63,

64,

Which type chisel is suitable for cutting keyway and grooves ?
(A) Diamond point chisel (8) Cape chisel
(ಲ) Flat chisel (D) Half round chisel

The actual power developed in the engine cylinder is called :
(A) BHP (B) FHP (9 Engine power (D) IHP

How to test the short circuit of stator winding of alternator 7

(A) Connect the test lamp in series between eac.... See more

89,

90,

91,

92,

93,

94,

95,

96.

To increase the strength of material, the point angle of chisel will be :
(ಹ) Decrease (8) Increase (ಲ) Not affecting (D) None of these

The compression ratio of diesel engine is up to :
മു 1 © 1

(~) 12:1t018:1 (D) 22:1t024:1

In a 2 stroke engine charge is first enter into :

(ಹ) Cylinder block (8) Crankcase

(<) Combustion chamber (.... See more

97.

98.

99.

100.

In 8 diesel Fuel system filter is situated :
(A) between Fuel tank and Feed pump
(8) between FIP and Injector

(C) between Feed pump and FIP

(D) त of Fuel tank

Worn out main bearings cause :
(ಹ) Increase oil pressure (8) Decrease oil pressure
(ಲ) No change in oil pressure (D) जा leakage

Connecting rod small end bearing is usually :
(^) Shell bearing (8) Thrust bearing

(�.... See more

B:-Cargo capacity
C:-Intact stability
D:-Damage stability
Correct Answer:- Option-D
Question37:-The purpose of slop tank in an cil tanker is:
A:-To ടട ലി and water mixture after crude oil washing of the cargo tank
B:-To store fresh water for drinking purpose
C:-To store diesel oil for onboard consumption
D:-None of the above
Correct Answer:- Option-A
Question38:-A vessel's "minimum bow height" requirement is greater than the "freeboard”. The vess.... See more

60.

6.

62,

68.

64.

68.

66.

67.

The carbon from the cylinder head is removed with:

வ லை
(0. 8

A push rod is located between:
{A) Valve and Valve spring
(ಲ) Tappet and rocker arm

The material used for cylinder block are:
{A) Cast iron and steel

(0) Steeland aluminum alloy

Crank shaft converts reciprocating motion in to
(¢) Liner
(0) Rotary

T.... See more

77.

78.

79.

80.

81.

82.

88.

84.

‘Where is pressure relief valve for lubricating system on a diesel engine provided:
(6) Inlet port of Oil pump ற. Outlet port of Oil pump
{C) Main 01 gallery {D) Lubrication oil filler inlet

The lubricating oil pressure of engine is adjusted at:
{A) Pressure gauge
(3) Pressure valve
€) By pass valve

(>) Main bearing clearance

The most common.... See more

88.

86.

87.

88.

89.

90.

91.

92.

88.

The thermostat valve is starts to open at about:
(4) 90°C
(© 6

0)
യ

സള 06 വ pump is used in engine cooling system?

{A) Vane pump
€) Centrifugal pump

If the thermostat is stuck closed .The engine will:
வ Warm up slowly
{C) Fail to start

Radiator core should be cleaned by:
(ಹ) Reverse flushingSee more