Related with 'MECHANICAL ENGINEERING' | We found Total 709 Question paper ..!

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75. Identify one of the objectivé of work study :

EMF of a cell is always —
(A) Greater than

(C) Equal to

In a series R.C circuit, current always
(ಗಿ) Lags
(0) Atan angle

The unit of eapacitance 15 :
(A) Farad
(C) Weber

(B)
(7)

(10)
(D)

(B
()

What is standardization in material management?
<.... See more



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The frequency of voltage developed in alternator depends upon :
(5) Number of poles and rotational speed
(8) Rotational speed
(C) Number of poles, rotational speed and type of winding
(D) Number of poles

The most commonly used cranking motor drive is :
(4) Barrel type (B) Bendix drive
(¢) Friction clutch drive (D) Over running clutch

The vapor lock pro.... See more



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

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A mechanical shaft seal is necessary in a :
(A) open type compressor (B) semi hermetic compressor

(C) hermetic rotary compressor (D) hermetic reciprocating compressor

While recovery the cylinder can be charged maximum upto :
(ക) 95% (B) 6
ര 60% D) 45%

The component common for vapour compression and vapour absorption system 15 :

(.... See more

75. A SCADA system performs :
(1) Data acquisition
(1) Network data communication
(i) Data presentation and control
வ இலம்‌
(8) (00007
© (0) 826 (पं)
@) ( (@) फत्‌ (फ)
76. Which of the following controller exhibit integral wind up when overdriven?
(ಹ) Proportional controller (8) Integral mode feedback controller
(ल) Derivative mode feedback controller (D) All of the above
77, The temperature at which the water vapor in a .... See more

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The function of an intensifier is to :
(ಗಿ) Increase the pressure above the pump discharge pressure

(B) Lowering the pressure below the pump diecharge pressure
(C) Increase the flow rate of fluid
(D) Decrease the flow rate of fluid

The device that store potential energy of incompressible fluid is called :

(ക) Intensifier (ए) Accumulator
(0) Check valve (D).... See more

17. Angle of dip at pole is :

(4) ¢ (18) 805
(0 46 D) 90
18. An offset more than 16 m in length is 081196 :
(ಗ) oblique offset (B) short offset
(0) long offset (D) right angled offset

19. To calculate the area, the expression A =;—KF+L)+20+4E’ where 'F" is first ordinate, ‘L’
is the last ordinate, ‘O’ is odd of ordinates ‘E' is even ordinates and ‘b’ is the common distance

between the ordinates :
(A) Average ordinate rule (B.... See more

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The distance a screw thread advances axially for one complete revolution is called :
ക) ‏مط‎ (B) Root
(C) Module D) Lead

Which one of the following threads, is used on mechanical screw jack?

{A) V' threads (2) Acme threads

(C) Square threads (D) Buttress threads
‘Rag bolt’ is a type of :

(ಗ) Welding bolt (B) Foundation bolt

(©) Heavy d.... See more

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The ratio of break power to the indicated power of an IC engine :
(ಗೆ) Indicated thermal efficiency (B) Relative efficiency
(C) Break thermal efficiency (D) Mechanical efficiency

An intentional difference between the hole dimensions and shaft dimensions for any type of
fit is called :

(ക) Allowance (18) Tolerance

(() Deviation (D) Fit
The irregu.... See more

746
180

(A) Tangent distance (13) Apex distance

60. 18:

(0) Length of curve (D) Versine of curve

61. Over turning of vehicles on a curve can be avoided by using :

(ಯ) Transition curve (B) Vertical curve
(0 Compound curve (D) Mean curve
62. ———— is the time in days between the first watering for the preparation of land for
sawing and its last watering before harvest.
(A) crop period (13) base period
(0 period of growth.... See more

1142016
26. 17 81೦೮ stroke engine when one stroke of the piston completed, the crank rotates
through
A) 90°
B) 180°
0) 2705
D) 360°

27. The excess energy developed during power stroke in an engine is stored by
A) Govemor
B) Flywheel
C) Crank shaft
D) Piston

28. The function of a differential is to
A) Connect two rear wheels in correct alignment
8) Receive power from the engine and to transmit to the rear wheels
C) Absor.... See more

108/2016

1.

Maximum : 100 marks

Time : 1 hour and 15 minutes

The shape and ೧೧1೦೮೫ of mandatory sign is :

(५) circular shape — black symbol on yellow background
(B) cireular shape — white symbol on blue background
(0 square shape — green symbol on white background

(D) triangular shape — black symbol on blue background

Open circuit test should be conducted before the ————————— ‏من‎ ma.... See more

119/2016

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100.

What is the full form 7

A) Current Ray Tube B) Current Ray Technology
C) Cathode Ray Technology D) Cathode Ray Tube
Which technology is used in a CDROM Drive ?
A) Mechanical B) Electromechanical
C) Optical D) Fiber optical
Programs stored in ROM are called
A) Hardware B) Firmware C) Software D) None of these
. A program that has capability to infect other programs .... See more

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PMM.C. instrument used only in :
(೩) AC only (8) DC only
(C) Both AC and DC (D) None of the above

The ponter returns to initial position, when the current is removed, due to ;
(^) Deflection torque (8) Controlling torque
(€) Damping torque (D) Al the above

Which of the following is an active transducer ?
(ക) Potentiometer device (8) Pirani gauge
(9) Piezo elec.... See more

60.

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In a purely inductive circuit power is equal to :

(A) Maximum (ए) Minimum (C) 2௦ (D) Unity

Which generator is used ഒട 2 booster generator ?
(ക) Shunt generator (B) Series generator
(C) Compound generator (D) None of the above

The function of commutator in a d.c machine 15 ;

(ക) To improve commutation

(ए) To change alternating current into direct current
(C) To improve armatu.... See more

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The tool used to draw lines on a chalk coated metal surface is called

(A) Wing compass (8) Trv square
(C) Steel rule (D) Scriber

It is a resistance welding process in which raller type electrodes are used ‏لاد‎
‎(A) Spot welding (8) Seam welding
(ल) Projection welding (D) Flash butt welding

Which of the following metal plates can not एर joi.... See more

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Solders melt at a temperature _ ‏ع‎
‎(ക) Above 350 (8) எண 350
(9 ‏روطم‎ 450 {D) None of the above
Soldering flux has a melting, point (८ 176117 point of solder.
(3) Low (8) High (€) Equal (D) Above
In brazing the filler material melt at a temperature the melting temperature of
the material to be joined.
(A) Below (8) 118 (C) Equal (D) Above
Soldering of MS sheets takes place .... See more

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



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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

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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

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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

SMPS means :
(ക) Simple Mechanical Power Supply
(B) Sinusoidal Mode Power Supply

(C) Switched Mode Power Supply
(D) Simple Main Power Supply

46. "€ pressure plate of an ordinary Electric fron is made വ്‌

(ക) Aluminium (೫) Cast iron (C) Copper (D) Zinc
47. Sodium Vapour lamp is best suited for :

(^) Factory lighting (8) Bedroom lighting

(C) Drawing room lighting {D) Street lighting
48. Electrically charged atom is gene.... See more

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

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


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

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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

98.

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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



27,

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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