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Related with 'NON RETURN VALVE PUMP' | We found Total 3507 Question paper ..!

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551.
ASSISTANT INFORMATION OFFICER
Correct Answer:- Option-C
Question19:-Who became famous by his pen name "Kesari" ?
A:-Ponkunnam Varky
B:-Vengayil Kunhiraman Nayanar
C:-S. K. Pottakkad
D:-G. Sankara Kurup
Correct Answer:- Option-B
Question20:-The Malayali memorial signed in
A:-1891
B:-1821
C:-1857
D:-1862
Correct Answer:- Option-A
Question21:-Good opportunity for energy savings from continuous blow down of boiler is by
A:-Recovery of flash steam for use in deaerator
B:.... See more

552.
ASSISTANT INFORMATION OFFICER
B:-Right side of boiler shell
C:-Bottom of boiler shell
D:-Left side of boiler shell
Correct Answer:- Option-A
Question48:-Where is High-steam low water safety valve used ?
A:-Cochran boiler
B:-Lancashire boiler
C:-Babcock and Wilcox boiler
D:-Locomotive boiler
Correct Answer:- Option-B
Question49:-Which among the following pressure measuring instrument is used as a pressure gauge in boiler ?
A:-Bellows
-Magnetic coupling
C:-Bourdon-tube
D:.... See more

553.
JUNIOR INSTRUCTOR -MECHANIC MOTOR VEHICLE
Question19:-First women leader of S.B.1
A:-Arunima Singha
B:-Arundhadhi Bhattachariya
C:-Aruna Bhahuguna
D:-Usha Anantha Subramaniyam
Correct Answer:- Option-B
Question20:-The Chief Minister of Andrapradesh
A:-Chandra Sekhar Reddy
idha Ramayya
C:-Aravid Kejariwal
D:-Chandra Babu Naidu
Correct Answer:- Option-D
Question21:-The component used to overcome viscous drag in the multi plate wet clutch
A:-Solenoid
B:-Hydraulic pump
C:-Clutch br.... See more

554.
DAIRY EXTENSION OFFICER - NCA - MUSLIM
Question67:-Which among the following pathogens is not mentioned in the microbiological parameters of butter as per
FSSAI

A--Listeria
B:-Yersinia
C:-E.coli
D:-Salmonella
Correct Answer:- Option-B
Question68: . is the major unsaturated fatty acid present in milk fat
A:-Stearic Acid
B:-Palmitic Acid
C:-Oleic acid
D:-Linoleic
Correct Answer:- Option-C
Question69:-Industrial production of citric acid is achieved by the inihibition of .....
See more

555.
ASSISTANT ENGINEER - SR FOR ST ONLY
A:-20 dB
B:-45 dB
C:-72 dB
D:-37 dB
Correct Answer:- Option-C
Question58:-Which of the following causes the drain current to increase with *V_(DS)* in the saturation region ?
A:-Channel length modulation
-Inversion charge in the channel
C:-Body effect
D:-Hole mobility
Correct Answer:- Option-A
Question59:-Why is polysilicon, rather than metal, used for the gate in modern MOS transistors ?
A:-Better channel inversion
B:-It simplifies the fabrica.... See more

556.
INSTRUCTOR GRADE I MECHANICAL ENGINEERING ENGINEERING COLLEGES


21. For the same maximum pressure and heat input thermal efficiency of which cycle is more for ?
കു Dicsel Cyele (B) Oue Cycle
(೮) Dual Cyele (D) None

. Ifthe equivalence ratio of an air fuel mixture is greater than unity, the mixture is said to be
(ಗ) ண (8) ‏داعت‎

(€) stoichiometr (Dy ‏۸۵ہ ٣م‎

The carly opening of exhaust valve releases the pressure of the gas before the piston reaches the
hottom dead centre is k.... See more

557.
MECHANIC GR II STATE FARMING CORPORATION OF KERALA LTD
O O 108/2017

55.

56.

57.

58.

59.

60.

61.

In vapour compression cycle, the condition of refrigerant is high pressure saturated
liquid

A} Before entering the expansion valve

B) Before passing through the condenser

C) Before entering the compressor

D) After passing through the condenser

Delta iron occurs at a temperature of
A} Between 910°C and 1400°C

B) Between 14.... See more

558.
A/C MECHANIC KTDC
54,

55.

56,

57.

58,

59.

60,

61,

How many diodes are there in a bridge rectifier ?
കമ 0) 3
< 4 D) 6

Which is the semi-conductor device with three terminals and used for amplifying electric and
electronic signals ?

^) Diode (B) Transistor
(
(C) Capacitor (D) Zener diode

‘What type of relay is used in RSIR ?
(ಗ) Voltage type relay 0) Hotwire relay
(C) PTCrelay (D) C.... See more

559.
LECTURER IN AUTOMOBILE ENGINEERING POLYTECHNICS TECHNICAL EDUCATION
52.

53.

54.

55.

87.

58.

89.

Cylinder block construction by mono block is preferred ம individual engine construction
because 01:

(ಗೆ) Compact engine size - (B) Stiff and combined structure
(ற வன manufacturing operations 10) All of the above

The part of an overhead valve mechanism arranged between the valve tappet and rocker arm
18 :

(ಗಿ) Cam follower (B) Push rod
(C) Rocker sh.... See more

560.
ASSISTANT PROFESSOR IN ELECTRONICS AND COMMUNICATION ENGINEERING TECHNICAL EDUCATION ENGINEERING COLLEGES


अ A ridge formed by the intersection of two sloped surfaces having an exterior greater
than 180° is called :

(ಯ) gable (B) hip
(@) verge (D) template

29, If magnetic bearing of sun at noon at a place in southern hemisphere is 150°, then magnetic
declination at that place is :

(4) 30°E (8) 30°W
(0) 20°E D) 20°W

380. When (H) is the difference in heights between the extremities of a chain length (L), then the
correction f.... See more

561.
LABORATORY TECHNICAL ASSISTANT MAINTENANCE AND OPERATION OF MARINE ENGINES VHSE
10.

1L

12.

13.

The Diesel cycle consists of :

(ക Adiabatic compression ೨ Constant volume heat addition — Adiabatie expansion
—Constant volume heat rejection

(ए) Isothermal compression -» Constant volume heat addition — Isothermal
expansion — Constant volume heat rejection

(C) Adiabatic compression -» Constant pressure heat addition — Adiabatic
expangion —» Constant volume heat rejection

(D) I.... See more

562.
LABORATORY TECHNICAL ASSISTANT MAINTENANCE AND OPERATION OF MARINE ENGINES VHSE
74,

78.

76.

78.

79.

81.

82.

Mist lubrication is used in :
(4) two stroke petrol engine (8) two stroke diesel engine
(C) four stroke petrol engine (D) four stroke diesel engine

An internal snap ring is used :
(A) to lock suction valve spring (B) to lock main bearing
(C) tolock piston pin (D) to lock push rod

The purpose of catalytic converter is :
(ಗ) to improve fuel quality (B) to get complete .... See more

563.
LABORATORY TECHNICAL ASSISTANT MECHANIICAL SERVICING / AGRO MACHINERY VHSE
41.

42,

44.

45.

46.

47.

49.

The lubricating oil used in gear box of a tractor is :

(A) SAF 30 (B) 84890
(C) BAE40 (D) SAE 20
Pick the odd one out :
(A) Throttle valve (18) Float chamber
(©) Control rack (D) Choke valve

In welding electrode the flex coating is used:
(^) To get high temperature
(8) To fuse metal easily
(©) To protect fused metal from oxidation and to get strength to weld<.... See more

564.
LABORATORY TECHNICAL ASSISTANT MECHANIICAL SERVICING / AGRO MACHINERY VHSE


77.

78.

81.

82.

84.

What is the universal method of conditioning the grain by removing moisture content level
that is in equilibrium with normal atmospheric pressure?

(A) Winnowing (B) Threshing
)© Drying D) Milling
The element that actuated by compressed air in the brake chamber of an air brake system is :
(A) Piston (B) Spring
(0) Valve (D) Diaphragm
In a carburettor throttle valve is used:

(A) T.... See more

565.
LIVE STOCK INSPECTOR GR II / POULTRY ASSISTANT / MILK RECORDER / STORE KEEPER / ENUMERATOR II NCA HN ANIMAL HUSBANDRY
31. Osteomalacia is a deficiency disease of :
(A) Infants due to protein energy malnutrition
(B) Adults due to Vitamin K deficiency
(C) Adults due to Vitamin D deficiency
(D) Infants due to Vitamin K deficiency

32. Which one of the following is polysaccharide?
(A) Glycogen (ए) Sucrose
(0) Lactose (D) Maltose

83. A balanced diet does not include :
(ಗಿ) Carbohydrate and fats (B) Nucleic acids and enzymes
(C) Proteins and vitamins (D) Minerals.... See more

566.
PUMP OPERATOR GROUND WATER
110/2015

Maximum : 100 marks

Time : 1 hour and 15 minutes

1. A heat engine converts :
(ಹ) Heat energy into mechanical energy
(8) Mechanical energy into heat energy
(C) Heat energy into electrical energy

(D) Chemical energy into electrical energy

2. The engine valves are closed by :
) 0 (B) Crank shaft
(C) Valve spring (D) Piston

3. Inlet valve is made up of :
(4) Nickel chromium alloy steel ൫) High carbon steel
See more

567.
BIO MEDICAL ENGINEER MEDICAL EDUCATION
10.

11.

12.

18.

ج7

15.

16.

The average human heart weights about :
(A) 200 grams (B) 400 grams
(C) 300 grams (D) 100 grams

Cardiac output is defined as :
(ക) Heart rate x stroke volume ↴⋅ (B) Respiration rate x stroke volume
(C) Blood flow rate x stroke volume (D) Heart rate x blood flow rate

In an ECG machine Lead I, 11 and III are called as :
(A) Augmented limb leads (B) Unipolar limb le.... See more

568.
TECHNICIAN GR II REFRIGERATION MECHANIC KCMMF LTD
212/2015

5.

Maximum : 100 marks

Time : 1 hour and 15 minutes

Dryiceis:
(ಯ) Ammonia ) 0
(0 Carbon Mono oxide D) 00%

Which type condensers are commonly used in water coolers?
(ക) Natural Draft (8) Forced Draft
(C) -Water cooled (D) Coolant Circulation

The weight of HC charged to the system for drop in conversion from CFC 12 to HC is :
(4) 140% (B) 100%
(@) 40% D) 60%

The ball bearings of electrical motor are.... See more

569.
LINEMAN GR I REVENUE


57.

88.

59.

62.

63.

64.

65.

Which one of the following suspension springs also acts as a means for locating the axle?

(8) Leaf (B) Helical

(0) Tortion bar (D) Rubber
Thermal efficiency of 2-stroke engine is ———————— 4-stroke engine.

(ക Less than (B) Greater than

(C) Equal to (D) None of these

The device used to measure the clearance between the valve and ta.... See more

570.
LABORATORY TECHNICAL ASSISTANT MAINTENANCE AND REPAIRS OF AUTOMOBILES VHSE
199/2015

5:

Name of the Engine which have bore is equal to stroke length :
(A) Wankel Engine (8) Radial Engine
(C) Square Engine (12) Hybrid Engine

Write down correct equation :
(കു 1HP=BHP +FHP (B) FHP=BHP+IHP
(€} BHP=IHP+FHP (D) 1 भाः पा

Which of the following Cycle is used in petrol engine ?
{A) Diesel Cyde (1) Otto Cycle
(0) Carnot Cycle (10) Brayton Cycle

An engine has swept volume of 600 cc. If compression.... See more

571.
JUNIOR INSTRUCTOR MECHANIC MOTOR VEHICLE INDUSTRIAL TRAINING
70.

71

22

73.

74.

75.

76.

77.

Spark plug gap ranges from :

(ಗಿ) 5mm-10mm (B) 05mm-1mm (C) 1mm-5mm 1 0.5 mm - 3.5 mm

MPFI Engines have MAP sensor. What is meant णि
{A) Manifold Absolute Pressure {B) Maximum Air Pressure

(೮) Manifold Air Pressure (D) Mean Atmospheric Pressure

Turbocharger is worked by the :
(A) Engine crank shaft (8) 1

(C) Exhaust gas (D) Incoming .... See more

572.
LABORATORY TECHNICAL ASSISTANT MAINTENANCE AND REPAIRS OF TWO WHEELERS AND THREE WHEELERS VHSE
230/2015

Maximum : 100 marks

Time : 1 hour and 15 minutes

1. The petrol engine is working on :
(A) Constant Pressure Cycle (18) Constant Volume Cycle
(@) Carnot Cycle (D) None of the above

2. The main difference in operation of petrol engine from diesel engine is that :
(ಗಿ) draws air fuel mixture during suction
(ए) draws only air during suction
(C) inlet valve closes during compression
(D) exhaust valve opens during exhaust strok.... See more

573.
LABORATORY TECHNICAL ASSISTANT MAINTENANCE AND REPAIRS OF TWO WHEELERS AND THREE WHEELERS VHSE
59.

60.

81.

62,

63.

64.

65.

66.

In battery less conventional ignition system, ‏عط‎ current generates and supplies for the
primary winding of ignition system by :

(A) Alternator (B) Magneto

(C) Dynamo (D) 894
How many high tension leads are there in a distributor cap for a twin eylinder four stroke
engine with a spark plug in each cylinder?

@ 1 8) 2

0 4 @ 3

Which .... See more

574.
MOTOR MECHANIC/STORE ASSISTANT GROUND WATER


31.

32.

33.

34.

38.

36.

37.

38.

Thermostat valve helps the engine 00:
(ಗಿ) Keep the oil temperature at operating values
(B) Keep the coolant temperature at operating values
)0 Prevents the engine from overheating
(D) Both (B) and (C}

In a four stroke engine the cam shaft turns at:
(4) Same speed as the crank shaft
(ए) Double the speed as the crank shaft
‏تا‎ Half th.... See more

575.
MECHANIC GR II KSRTC


‎When the oil pressure gauge resists no pressure at all then :‏ لبان
‎(ல The engine rpm should be increased‏
‎(B) The engine rpm should be decreased‏ |
اذه سعد 11 )(( ۱
‎(D) Engine should be ೩100066 117111661810137‏

‎54. The venturi in the carburettor causes :
(^) Decrease of air velocity (8) Decrease of fuel flow

‎(C) Increase of air velocity (2) None

‎55. What type of water which is good for use in t.... See more

576.
JUNIOR INSTRUCTOR MECHANIC MOTOR VEHICLE INDUSTRIAL TRAINING DEPT
C:-Brackets
D:-Belts
Correct Answer:- Option-B
Question29:-Excess fuel pressure in a CRDI engine system is protected with a
ಹರಟ
B:-Rail pressure sensor
C:-Pressure limiter valve
D:-Flow limiter
Correct Answer:- Option-C
Question30:-The function of an air cleaner
A:-Act as silencer
B:-Act as flame amrester
C:-Filtering intake air
D:-All of these
Correct Answer:- Option-D
Question31:-What are the basic factors affect the gear select.... See more

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