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651.
TRADESMAN TURNING TECHNICAL EDUCATION
3 In order to ‏اعد‎
‎10 [06 വ
77. A Hacksaw

(0)
॥

(7)
D)

ieve a specific surface finish in single point turning, the most important factor

cutting speed
depth of cut

Number of teeth
Material

78. The instrument used to measure external and internal diameter of shafts, thickness of part

(0)
(D)

Vernier caliper

Inside micrometer

79. According to Indian standards, the to.... See more

652.
TRADESMAN REFRIGERATION AND AIR CONDITIONING TECHNICAL EDUCATION


42,

48.

44.

45.

46.

47.

48.

49.

The atmospheric pressure at sea level is taken as :

(ಹ) 1.03 Kg/Cm®
(©) 1.088 Kg/Cm'’

The freezing temperature (व water is :
ശ്ര 1°C
(C) ‏ج٥‎

The mechanical ഡ്‌! in refrigerator system 28 :

(ക) High voltage

(C) Over load protector burnt

Boiling point of R600, 18 :

(A) -16.8°C
See more

653.
TRADESMAN AUTOMOBILE MECHANIC TECHNICAL EDUCATION
8.

10.

11.

12.

13.

14.

15.

When the piston of a two stroke, Single cylinder engine move from BDC to TDC?
(ಹ) transfer port open and intake port closes
(B) exhaust 70) 05 and transfer port closes
(C) exhaust port and transfer port open:
(D) none of these

The number of Crankshaft for opposed piston engine is :

ಯ) 006 ` (B) ५५०
(€) three ` (D) four
The ratio of Brake thermal efficien.... See more

654.
SKILLED ASSISTANT GRADE II ELECTRICAL INSPECTORATE TVPM/PTA/TSR
10.

11,

12.

13.

14.

18:

16.

17.

18.

A battery is a combination of

(A) Capacitors (8) Chemical cells (C) Inductors (D) Resistors

In earthing which of the following is used as earth electrode ?
(A) Metal pipe (8) Porcelain Disc (೮) Egginsulator (D) Cross arm

A device which converts electrical energy into mechanical energy is termed as :
(ക) Capacitor (೫) Generator (८) Motor (.... See more

655.
LABORATORY TECHNICAL ASSISTANT FISHERIES FISH PROCESSING TECHNOLOGY VOCATIONAL HIGHER SECONDARY EDUCATION
77.

78,

ಗ

80.

81.

82.

83.

84.

In large sized cans the body may become forced inwards by atmospheric pressure. This

process is called :
(A} Flipper
(ಲ) Hard swell

ര
D)

Springer

Paneling

In mechanical drying moisture Jevel of fish can be lowered 1010;

(കര 15-20%
(© 5-86

Preservatives commonly used in Pickling :

(ಯ) Salt and Ace.... See more

656.
LABORATORY TECHNICAL ASSISTANT MAINTENANCE AND OPERATION OF MARINE ENGINES VHSE
14.

18.

16,

17:

18.

19.

20.

21.

In large high power marine engines a cross head is used to connect :
(வி Piston to piston rod (B) Piston rod to connecting rod
(0 Cylinder head to engine frame (D) Connecting rod to crank shaft

The ratio of brake horse power to indicated horse power is called :
(ಗಿ) Volumetric efficiency (B) Thermal efficiency
(C) Power efficiency (D) Mechanical efficiency
.... See more

657.
WORKSHOP INSTRUCTOR / DEMONSTRATOR PRINTING TECHNOLOGY KERALA TECHNICAL EDUCATION
98.

95.

97.

98.

100.

Which is the mechanical gate that stops the paper on the registration unit of a press just
before the gripper fingers pull the sheet through the printing unit?

(A) GIF (18) Roller stroke
(C) Headstop (D) Press console

‘Which device is used to digitally expose film for printing processes?

(A) Platesetter (ಗ) Ethernet
(© Arpanet (D) Imagesetter
Clear or frosted ലിക 56 plastic mat.... See more

658.
LABORATORY TECHNICAL ASSISTANT MECHANIICAL SERVICING / AGRO MACHINERY VHSE


27,

29.

81.

32.

Which is the storage structure for grass?

(&) கவி ര ലം

(©) ‏ص‎ (D) Strainer
Important component of a drier :

(ಯ) Impeller (B) Beam

(C) Discharge feed roller (D) Fins

is removed during whitening of the rice.

८4) Husk (8) Moisture

(©) Stone (D) Bran
Which irrigation is commonly seen in Kuttanad?

(A) Sprinkler (B) Drip

(0) Sub.... See more

659.
LABORATORY TECHNICAL ASSISTANT MECHANIICAL SERVICING / AGRO MACHINERY VHSE
34,

37.

40.

The tillage system which is most suited for area of high rain fall :

(ಹ) Rotary strip tillage system (B) Minimum tillage system

(©) Till plant system (D} Ridge planting system
The diameter of a engine is called :

(4) Bore (B) Btroke

(© TDC (D) BDC
The power developed in an engine cylinder is :

(A) Indicated horse power (B) Brake horse power

(©) Frictional horse power (D) No power is develope.... See more

660.
LABORATORY TECHNICAL ASSISTANT MECHANIICAL SERVICING / AGRO MACHINERY VHSE


59. The included angle of centre punch is ;
(A) 90 degree (B) ‏20ھ‎ degree
(0) 120 degree (D) 60 degree
60, Which is not a part of clutch system?
(ಯ) Sun gear (B) Pressure plate
(C) Clutch plate (D) Fly wheel
61. 68: 00% 15 installed between :
(ಯ) Engine and fly wheel (B) Fly wheel and clutch
(C) Clutch and differential (D) Clutch and propeller shaft
62. Which 18 not a plant protecting machinery?
(A) Hand compression sprayer (B) Centre .... See more

661.
LABORATORY TECHNICAL ASSISTANT MAINTENANCE AND REPAIRS OF DOMESTIC APPLIANCES VHSE
10.

11

12.

13.

14.

15.

A constant speed motor is ;
(ക Synchronous motor (B) Squirrel cage IM
(0 Universal motor (D) Slip ring IM

The highest transmission volage in Kerala:
(ക) 500 2 (B) 400 KV
(C) 220KV (௩) 110 KV

When the lead acid cell is fully discharged the anode becomes?

ക ೫050, (8) Pb

0 ೫00% (D) ೭00
The resistance of a wire is 2 chm. If the diameter of the ಕ is redu.... See more

662.
LABORATORY TECHNICAL ASSISTANT MAINTENANCE AND REPAIRS OF DOMESTIC APPLIANCES VHSE
60.

61.

62,

83.

64.

68.

66.

67.

1 110 18 ೧೧೩110 :
(ക 856% ॐ)
(9 746% D)

Voltmeter is connected in :
(^) Series ங்‌
(C) Series or Parallel (D)

Which of the following is an indicating instrument?
(५) Watthour meter (13)
(0 Ammeter 0)

1000 W
800 W

Parallel
Series and parallel

Amperehour meter
Both (A) and (B)

In an RLC se.... See more

663.
LABORATORY TECHNICAL ASSISTANT MAINTENANCE AND REPAIRS OF DOMESTIC APPLIANCES VHSE
77.

78.

79.

81.

82.

83.

Mutual Inductance between two magnetically coupled coils depends on :
(ಯ) The number of their turns
(B) Permeability of the core
(C) Cross sectional area of their common core
(D) All of the above

In a pure inductive cireuit :
(ಗಿ) active power consumed is zero (1) reactive power consumed is zero

(C) apparent power consumed is zero (D) mnone of these

Transformer is us.... See more

664.
LABORATORY TECHNICAL ASSISTANT AGRICULTRURE PLANT PROTECTION VHSE
36/2015

Maximum : 100 marks

The net area under cultivation occupies —

(ക 22
(~) 52

India ranks
(A) First
(C) Third

National Research centre for cashew 18 at :

(A) Kerala
(0) Bihar

in spice production.

Time : 1 hour and 15 minutes

% of total area in Kerala.

(0)
D)

(B)
00)

(४)
തു

32
72

Second
Fourth

Karnataka
Andra .... See more

665.
LABORATORY TECHNICAL ASSISTANT MAINTENANCE AND OPERATION OF BIO MEDICAL EQUIPMENTS VOCATIONAL HIGHER SECONDARY EDUCATION


इ The wavelength of visible spectrum is :

(4) 400-700 ‏سد‎ 18) 300-480 ௩௩
)0 680-880 nm (D) 280-410 nm
44. In ECG waveform repolarization of ventricles is represented by :
(A) Pwave (B) QRS complex
(€) Twave D) Uwave
45. 1N4001 is the name of a semiconductor device. Identify it :
(ಹ) 7 (B) SCR
(0 Transistor (D) Diode
46. The principle of X-ray production at coolidge tube depends on :

(வி Conversion of potential ener.... See more

666.
MECHANICAL ENGINEERING
10.

11.

A refrigerator and a heat pump operate between the same temperature limits. The coefficient
of performance of the pump is 4, Then COP of the refrigerator will be

(@ 3 ¢) 4
L 9 (ಗ) 6
An adiabatic process is the one in which 4
(च) No heat gain or loss for the working substance
(b) The temperature of the working substance changes

9) The change in internal energy equals mechanical work done

(d) All of the above

A .... See more

667.
ASSISTANT MOTOR VEHICLES INSPECTOR MOTOR VEHICLES


43.

44,

In water tube boilers :
(^) forced circulation take place
(B) flame and gas flows through the tube which surrounded by water :
(6) water passes through the tubes which are surrounded by the flame and gases

(D) none of the above

The object of producing the draught in boiler :
(ಹಿ) to provide the adequate supply of air for the combustion
(B) to exhaust the gases of combustion from the combustion chamber
(C) to disch.... See more

668.
ASSISTANT MOTOR VEHICLES INSPECTOR MOTOR VEHICLES


58. The maximum bending moment due to moving load on a simply supperted beam, occurs :
(ಗಿ) atmid span (B) anywhere on the beam

(0) at support (D} under the load

589. The characteristic equation of gas is -

(^) R,=mR (B)

1

(८) pv=mRT (7)

60. The mechanical efficiency of an impulse turbine is :
(ಗಿ) ratio of actual work available at turbine to the energy imparted to the wheel

(B) ratio of actual power prod.... See more

669.
ASSISTANT MOTOR VEHICLES INSPECTOR MOTOR VEHICLES


78. A.C. Mechanical pump is employed in :
(4) परल aystem (B) Automatie transmission system
(C) Air conditioning (D) Power steering
76. Pulsation of clutch pedal is due to :
(A) Loose Rivets
(B) Misalignment of engine and transmission
(C) Worn out clutch facing
(D) Incorrect link_age adjustment
77. Car can stop in gear by using :
(ಗ) Vacuum clutch (B) Cone clutch
(C) Multi plate clutech (D) Fluid flywheel
78. Torque transfer at an ang.... See more

670.
DEPUTY ENGINEER GENERAL AND SOCIETY CATEGORY KERALA CO OPERATIVE MILK MARKETING FEDERATION LTD


8. According Stefan-Boltzmann law, the total radiation from a black body per second per unit

area is fourth power of the absolute temperature.
(4) equal to (B) directly proportional to
(C) inversely proportional to (D) exponential to

9. Forging results in the following :
(ಗೌ) reduces the mechanical properties (18) improves the grain flow
(6) creates internal defeets (D) all of the above

10. In Electrical discharge machining :
(ಗಿ).... See more

671.
DEPUTY ENGINEER GENERAL AND SOCIETY CATEGORY KERALA CO OPERATIVE MILK MARKETING FEDERATION LTD
ತ

65.

66.

67.

68.

69.

70.

41.

72.

73.

Cyclone separators are associated with :

(ಗೆ) Cream separator (B) Drum drier
(ಟಿ)

Spray drier (D) Tray drier

In evaporators used in food industry, the heating medium used is mainly :
(ಹ) Hot water (1) Steam
© Hot air (D) 1००]

Reverse samosis technique is mainly used for :
(A) Concentration (13) Filtrat.... See more

672.
IIND GRADE DRAFTSMAN ARCHITECTURAL PWD ARCHITECTURAL WING


61. A stone lying on the top a roof has ‏٭‎
‎(ಗ) Kinetic energy (18) Mechanical energy

(C) Potential energy (D) Eleetrical energy

62. The end support of a bridge is :
(५) Arcade (2) Pier
(C) Springers (D)) Abutment

63. If a member is subjected to an axial tensile load the plane normal to the axis of the loading

carries :
(4) Maximum normal stress (B) Maximum shear stress
(09) Minimum normal stress (D) Minimum shear str.... See more

673.
TRADESMAN INSTRUMENT TECHNOLOGY TECHNICAL EDUCATION
42, Dead weight tester works on the principle of :
(A) Pascal's law B)
(C) Boyle's law ம)

43. Farad is the unit of :
(ಗ) Inductance നു
(C) Current (1))

44. The principle of operation of LVDT is hased on :
(A) Self inductance (1)
(0 Reluctance (0)

(^) Refractive index തരൂ
(6) Snell's ‏سما‎ (D)

the controller of the outer loop is a :
(५) Cascade control (B)
(८) Floating control (1)

(A) Piezore.... See more

674.
TRADESMAN ELECTROPLATING TECHNICAL EDUCATION


ஜீ Which of the following is an addition polymer?
(0 Glucose (B) Ethylene
(0) Terylene M Polyethylene

60. DBiochemical reactions which can take place in the absence of oxygen are called :
(2) Metabolic (B) Aerobic
(C) Anaerobic (D) Glycolysis

81. Turbidity of water is an indication of the presence of ;
(५) Suspended inorganic matter (B} Dissolved 801108
(C) Floating solids (1)) Dissolved gases

62. Which of the following is not c.... See more

675.
JUNIOR INSTRUCTOR ARCHITECTURAL ASSISTANT INDUSTRIAL TRAINING


59. Confined view to a dominant feature is known as :
(4) Vista Focal Point
(0 Panorama (D) Birds eye view
60. The capital group of buildings- High court, Assembly hall, Secretariat and Raj Bhavan that
have a monumental character are located at :
(५) Ahmedabad (B) New Delhi
(C) Jaipur (D) Chandigarh
61. A public square or open space in a ¢ity or town is called :
(^) Gallery (B) Plaza
(0 Amphitheatre (11) Ground
62. The size or proportion of a.... See more

676.
LINEMAN PUBLIC WORKS ELECTRICAL WING


75,

9+

78.

79.

80.

81,

82.

88,

Which of the following reduces high voltage and currents to a safe value for measurement?
(4) Auto transformer
(B) Mega ohm meter
© Instrument transformer, variable transformer
(10) None

Synchronous motor speed 15 controlled by varying :
(५) The field current (B) Supply voltage
(C) Supply frequency (2) Both (B) and (C)

At low values of 611.... See more

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