MECHANICAL ENGINEERING DRAWING Kerala PSC Previous Question & Answers

176.

VOCATIONAL TEACHER MAINTENANCE AND REPAIRS OF DOMESTIC APPLIANCES VHSE

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Race around condition occurs in J-K Flip Flop when :
‏نیف‎ bothinputs are zero (B) ‏عط‎ inputs are complementary

(C) . buth inputs are one 7 (D) nene of the above

A demultiplexer can be used to realize a :
(A) counter (B) shift register
(C) display system , (D) combinational circuits

The logic swing of 8 gate is about 0.8V. This .... See more

177.

MECHANIC GR II KSRTC

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The automobile engines crank shaft is made of :
(A) Cast steel (2) Castiron
(C) Torged steel 10) High carbon steel

The main function of the ignition condenser is :
(2) increasing contact arching of terminals
(ए) reduces primary spark
(0) reduces secondary spark
(12) reduces arcing at the contacts

The angle between the central line of the king-pin and vertical line is called :.... See more

178.

TRADESMAN COMPUTER HARDWARE MAINTENANCE TECHNICAL EDUCATION TVPM IDK AND PKD

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Movement of a mouse is detected using LED in :
(A) Optical Mouse (B) Opto-mechanical Mouse
(൪ Mechanical Mouse (D) USB Mouse

Resolution of computer monitors is measured in :
(ക) 11 (B) mm
(~) ள்‌ (D) Pixel

CD-RW permits data to :
(ക) Write once (73) Write many times
(C) Write once and read many (D) Read enly

Zoned recording in hard.... See more

179.

LABORATORY TECHNICAL ASSISTANT COMPUTER APPLICATION VHSE

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Which among the following connect web pages?
(ಗ) 14
() ‏٦(‎

(0)
(1)

A network uses star topology 18:

Connector

None of these

(ಗಿ) computers arranged in a closed loop

(B) शी computers attach to a central point

(0) all computers attach to a single long cable

0 ೧೧೫100 ೫ attach to multiple hierarchical cables

See more

180.

WORKSHOP INSTRUCTOR/INSTUCTOR GARDE II/DEMONSTRATOR/DRAFTSMAN GR II ELECTRICAL ENGINEERING TED

84. The frequency of DC supply is :
(ಯ) Zero
(€) 50112

85. Relative permeability of vacuum is :
ക 47

© 1

6. The basic unit of electric charge is :
(A) ampere-hour
(~) coulomb

87. Semiconductor material have
(A) 10010
(0 mutual

88. The binary system uses power of
A 2
© 8

89. An active element is :
(A) Resistance
(¢) Current source

90, Ad.c. motor is used to:
(A) generate powerSee more

181.

TRADE INSTRUCTOR GRADE II PRINTING TECHNOLOGY KERALA TECHNICAL EDUCATION

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Any portion of a letter that extends below the base line is :
(A) Descender (8) ‏متي‎ (त) X-height (D) None of these

Internal curve that is part of a character in alphabetic design :

(೩) ‏معلل )8( ام5‎ (2) Sanserif (D) ஸு

Any line-spacing material that is thicker of larger than 24 points is :
(ಡಿ) Leads (.... See more

182.

OVERSEER/ DRAFTSMAN GR II ELECTRICAL NCA OBC PUBLIC WORKS/IRRIGATION

Question77:-The purpose of bedding provided in cable is
A:-Protect the cable from mechanical injury
B:-Protect the cable from atmosphere
C:-Protect metallic sheet from mechanical injury
D:-Prevent entering moisture to the cable
Correct Answer:- Option-C
Question78:-Silver plated mica capacitors are best suited for_____ application.
-High frequency application
B:-High voltage application
C:-Radio frequency application
D:-Power factor correction
Correct .... See more

183.

MOTOR MECHANIC HEALTH SERVICES

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The dilution of lubricating oil is caused by :
(A) Worn off particles (B) Water
(ಲ) Solid contaminants (D) Fuels

The brake lines in hydraulic brake system are made of :
(ಹಿ) Plastic (൫) Rubber രു Alminium 10) Steel

brings back shoes in their original position when the brakes are not applied.
(A) Compression spring (B) Retracting spring
(ಲ) Pr.... See more

184.

OVERSEER/ DRAFTSMAN GR II ELECTRICAL NCA OBC PUBLIC WORKS/IRRIGATION

185.

Assistant Drilling Engineer Mining & Geology Medium of Question : English

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The critical temperature and pressure of steam are :
ക) 373550, 225 bar ൫) 38350, 252 bar
(© 348°C, 184 bar D) 409°C, 166 bar

The mechanical efficiency of & 60 kW engine is 80%. What is the mechanical efficiency at 50%
of rated load, if the frictional power is assumed as constant with load?

(ക) 9 (®) 76.7%
(0 50% @ 80%

The relation for volumetric efficiency of a reci.... See more

186.

Offset Machine Operator / Reader - Kerala Legislature Secretariat

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The brightest area or an image?
(A) Tonal areas (B) Highlights
(C) Tint (D) Un-sharp areas

Which of these pulping methods almost completely removes lignin?
(ಹ) Chemical pulping (B) Mechanical pulping
(0) Hydro-pulping (D) Semi—Mechanical pulping

Identify the file format used for drawings?
(A) Gif (B) Eps
(C) Psd (D) Jpeg

Hot S.... See more

187.

Tracer - Town and Country Planning

082/22

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SI unit of force is
A) Newton B) Erg
C) Dyne D) Joule

A body of mass 10 Kg is moving with a velocity of 2 m/s, then kinetic energy is
Kgm/s.

A) 6 B) 14
C) 40 D) 20

If a car travels a distance of 30 ന in 10 second, the speed of the car is
A) 3 2 B) 3m/s
C) 300 m/s D) 300 m/s?

If the co-efficient of friction (4) is 0.3 and normal r.... See more

188.

Deputy District Education Media Officer - Health Services

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Consider the statements and select the correct answer :

@

Gi)
Gi)
(೪)

Intrusive igneous rocks are coarse crystal texture
Extrusive igneous rocks are fine crystal texture

Rhyolite and basalt are examples of extrusive igneous rocks
Granite and gabbro are examples of intrusive igneous rocks
(^) @ and (ii) are correct

൯ 0), Gi) and (iv) are correct

(C) All the above state.... See more

189.

ASSISTANT PROFESSOR (CARDIO VASCULAR AND THORACIC SURGERY -MEDICAL EDUCATION SERVICES

५१०८०५७ scale
B:-Rutherford scale
೦-೫೫0/5 score
D:-Euro score
Correct Answer: Option ®
QuestionS0:-All are sutureless valves EXCEPT
‘AcPerimount valve
B:-3f Enable valve
C:Perceval 5 valve
De-intuity valve
Correct Answer:- ೦೧000
QuestionS1:-Stentless valve is
AcEpie valve
B:-Perceval 5 valve
೦-76೦ valve
D=-Prima plus valve
Correct Answer:- Option-D
QuestionS2:-De Vega annuloplasty is done for the r.... See more

190.

ASSISTANT PROFESSOR (CARDIO VASCULAR AND THORACIC SURGERY -MEDICAL EDUCATION SERVICES

ಯು
170602
Correct Answer: Option-C
QuestionS8:-About SynCardia following statement is/are correct. Choose the correct option
(i) Right ventricular assist device
(i) Left ventricular assist device
(0) Biventricular assist device
‘Ac Only (i) is correct
B:-Only 0) is correct
८-00 (10 is correct
D:-None is corrrect
Correct Answer: Option-C
QuestionS9:-Most common cause of heart failure requiring heart transplantion is
‘ACongenital heart .... See more

191.

Assistant Professor in Cardio Vascular and Thoracic Surgery - Medical Education Services

192.

Assistant Professor in Cardio Vascular and Thoracic Surgery - Medical Education Services

193.

Junior Consultant (Anaesthesia) (NCA- E/T/B) - Health Services

D:Esmolol
Correct Answer: Option ®
Question31:-The reverse steal or robin hood effect is the
‘Ac Decrease in CMRO, seen with volatile anesthetics
B:-Neuroprotective effect of barbiturates
(1 in CMR seen with ketamine
D-Increase in ICP seen with succinylcholine
Correct Answer: Option ®
Question32:-Hypokalemia produces
‘AcShort PR interval
B:-Long QT interval
C:Ventricular extrasystoles
D- waves
Correct Answer: Option-C
Question33:-A pa.... See more

194.

Junior Consultant (Anaesthesia) (NCA- E/T/B) - Health Services

195.

Assistant Professor in Electrical and Electronics Engineering

48. A synchronous machine under steady state has initial load angle 6, and mechanical power

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input ?,,) as shown in below figure. A sudden increase in mechanical power input from ಲ
to P,,, causes the rotor oscillations between points a to c on the power angle curve, then :
(4) during the rotor swing from a— b->c: the rotor speed at point ‘b’ is greater than
at point ‘a’ and rotor speed at point ‘c’ is greater.... See more

196.

Tradesman (Diesel Mechanic)

074/23

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Which of the following tap is used to start the thread while taping ?
A) Taper tap B) Bottoming tap
C) Plug tap D) Intermediate tap

What is the major cause (more than 90%) of failure in a hydraulic system ?
A) Leak of valve B) Pump
C) Tubing s in hydraulic system D) Contamination of hydraulic-fluid

Name the tool used for cutting external thread.... See more

197.

LINEMAN GR.I

143/23

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Purpose of suspension system

A) Transmit the power from engine to tyre
B)
C) Connect mechanical energy into heat energy
D) Connect axle and tyre

Prevent road shocks

The delivery pressure of hydraulic power steering pump is in the range of
A) 100-150 psi 8) 300 - 500 psi
C) 600 - 800 psi 0) 1000 — 1200 psi

What is the angle between th.... See more

198.

Draftsman Gr III/ Overseer Gr III (Mechanical), Draughtsman Gr II (Mechanical) - Harbour Engineering, Kerala Electrical and Allied Engineering Company Ltd

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Which of the following is used for alignment between top and bottom halves of the press
tools?

(^) Bottom plate and Stripper plate ൯) Top plate and Punch back plate
(C) Die plate and Die back plate (D) Guide pillar and Guide Bush

What is the side of the largest square cut out from a circle of 50 cm diameter?
(^) 70.7cm (B) 157 cm
(C) 35.36 cm (D) 17.68cm
See more

199.

Motor Mechanic/ Store Assistant

218/23

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Which fuel system develops the high diesel pressure by hydraulic energy ?
A) CRDI fuel system B) Inline FIP system
C) HEUI fuel system D) Distributor type FIP system

Why baffles are provided in the fuel tank ?

A) Minimize the slashing of fuel due to movement inside the tank
B) To make rectangular and lengthy fuel tank

C) To make chambers in the fuel tank

D.... See more

200.

Lecturer in Electronics and Instrumentation (Polytechnics)

D:-WAVE
Correct Answer:- Option-B

Question79:-Which of the following system is a time variant system?
Az-yin)= 210) +2(n-1)
B:-yin)=x(-n)
താന

D:-yin= 22m)

Correct Answer:- Option-B

Question80:-A mechanical rotational system is represented by a differential
equation J,94+5,%5.x,(6,-6,)=7 , where T- torque,, « - angular displacement, J-moment
of inertia, B-dashpot coefficient and K-spring stiffness constant. Find the equivalent
See more

201.

Boiler Attendant

A:-Fusible plug

B:-Blow off cock
C:-Manhole

D:-Check valve

Correct Answer:- Option-B

Question59:-The auxiliary parts or plants required for steam boilers for their proper
operation and to increased efficiency is called

A:-Economisers
B:-Boiler mountings
C:-Boiler accessories
D:-Super heaters
Correct Answer:- Option-C

Question60:-Fusible plug for boiler is made with
A:-Lead
B:-Silver
C:-Tin
D:-Gun metal<.... See more

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