RPCL EXAM-2013 ASSISTANT MANAGER (TECHNICAL) GRADE-2
- What is Octane and cetane number?
- What is Boiler? Differentiate fire tube and water tube boiler.
- What is Newtonian and Non-Newtonian fluid?
- Write down the viscosity in MLT and derive the unit in MKS, CGS, and SI System
- Why Flywheel is an essential part of the engine?
- Write down the four laws of Thermodynamics
- What is COP and Ton of refrigeration?
- What is stress and strain? Draw the stress-strain curve for Non-Newtonian alloys
- What is volumetric efficiency?
- Meaning of SOHC, VVTI, VTEC, ABS
- Differentiate between Closed, Open and Isolated System
- What is knocking in I.C. Engine? What is the effect of Knocking?
Questions and answers in Different Examinations:
What
is Mach number?
Answer: The ratio of
Velocity of Fluid , in an undisturbed steam to the velocity of sound wave is
called Mach Number.
What
is the Significance of Mach Number?
Answer: MM=1, Sonic flow M= (1-6), Super Sonic flow , M>1, Hyper Sonic flow
What is Ton of refrigeration? (Bangladesh
Bank, Assistant Director-2013)
Answer: The amount of
refrigeration effect produced by uniform melting of one ton (1000Kg) of ice
from and by at 0°C in 24 hours. 1 TR= 3.5 KW
What
are Jigs and Fixtures? (Bangladesh Bank, Assistant Director-2013)
Answer: Jigs: Jigs
are used for holding and guiding the tool in drilling, reaming, or tapping
Operations.
Fixtures: Fixtures are used for
holding and guiding the work in milling, grinding, planning or turning Operations.
What is Newtonian Fluid? (RPCL,
Assistant Manager-2013)
Answer: A Fluid whose Viscosity does not change with the rate of deformation or shear stress is known as Newtonian Fluid.
Write down the Major lathe operations
Answer: Operations which can be carried out on a lathe are as follows-
What is the abbreviation of welding rod 7018?
Answer: 70= Tensile Strength 70000 psi
1= welding position
8= Current flux
What is NDT?
Answer: Non Destructive Test
What is Chocking in Compressor? ( (BADC-2014)
What will be effect if Advancing Spark time in SI Engine? (BADC-2014)
Which Compressor is used in Aeroplane Engine? (BADC-2014)
Write Boyls Law. (BADC-2014)
What is Absolute Pressure? (Dhaka Wasa-2010)
How many chips formation in metal cutting? write the name of the chips formation. (Dhaka Wasa-2010)
What is the significance of Reyonlds number? (Bangladesh Bank-2013)
BADC, Assistant Engineer (Mechanical)-2014
Zibralatar
Pronali Lies on……………………Spain and Morocco
World Cup
2018 would be …………………….
Who is the Present Food
Minister of Bangladesh……….
What is the
Synonym of Malice?
Where the
highest Building will be …………………….
What is
Kelvi-Plank law?
What is the
function of diffuser in Compressor?
What is the
relation between C and K?
What is the
Aeroplane compressor system?
What is
chocking in Compressor?
What is the
effect of Sub-cooling in Refrigerator?
Bulk Modulus
is important for measuring?
Spark timing
increase what will be the effect?
Relation
between COP and Power of Refrigerant
What is the
flow of Centrifugal Compressor?
Which
thermal Efficiency- Petrol and
Diesel Engine?
Why the
Thermal Efficiency of Diesel is higher than Petrol Engine?
What is the
Compression ratio of Petrol Engine?
Starts 30 oC
before of TDC and ends after 150C –Which Cycle represents?
Write Boyl’s
law,
Write the
relation of Indicated Horse power, Brake horse power and Frictional Horse
Power.
Why the
Refrigerant compressor is used? (Khurmi, Page-424, uestion-254)
Why the
reciprocating Compressor are very suitable for? (Khurmi, Page-425, uestion-258)
In a
centrifugal compressor the flow of air is ------to the axis of compressor
Ph Stands for?
What is the relation between specific heat at constant pressure and specific heat at constant volume.
Why the thermal efficiency is higher in Diesel Engine than Petrol Engine
Bangladesh
Steel & Engineering Corporation (BSEC)
Written Exam, Assistant Engineer (Mechanical)
Marks-75, Time: 90 Minutes, Place: Dhanmondi Govt. Boys
School, Dhaka
Differentiate
between Impulse and Reaction Turbine. What is staging in turbine?
What
is draft tube in Hydraulic turbine?
Draw
the block diagram of Vapor compression refrigeration system and the P-V , T-S
Diagram
What
are the characteristics of good refrigerant? Why sub-cooling is necessary in refrigeration
system.
Write
down the major and minor losses in pumping system
Write
down the second law of thermodynamics with practical examples
Differentiate
between CI and SI Engine
Why
flywheel is used in IC Engines?
A
block 30 m by 30m weighing 80 Kg. The friction of Co-efficient from the block
and earth is 0.27. find out the embedding force
Front,
Top and Right hand side view of an Isometric view.
Write
the Significant of the historical speech on March 7, 1971 by Bangabundhu
“Ekti
Khamar Ekti Bari Prokalpo” reducing the poverty through female involvement-
comments
Machineries
used in Agricultural increasing the unemployment in rural area- comments.
Vocational education impact on
economic-comments
Differentiate-
a) Newton’s Law & Daltons law b) Physical change & Chemical change c)
Production & Manufacturing d) speed & velocity e) acceleration & retardation
BCIC assistant-engineer-mechanical-viva
Where is the
Bangladesh Secretariat situated?
Under which
ministry BCIC is operated?
Where is the
Ministry of Industries situated?
What is GPO
stands for?
What is
Parafin?
In Urea
Fertilizer with Ammonia which mole is reacted?
What is
Hebar Boss process?
Where is
BCIC glass factory situated?
Except KPM
name other Paper mills of BCIC.
Which thing
UREA absorbs?
What is the Lube
oil price variation factor?
Name the
Interior government minister during Liberation War of Bangladesh.
BCIC Assistant Engineer Electrical Viva (Courtesy- MD. Makhdum Elahi Mashravi Shams)
What is your name?
Where is your Job location?
Why do you want to come BCIC?
What is the American frequency?
What is the transformer principle?
Where the Chitra River stands for ?
What is BORO BAP ER POLAI KHAI?
BCIC Assistant Engineer Electrical Viva (Courtesy- MD. Makhdum Elahi Mashravi Shams)
What is your name?
Where is your Job location?
Why do you want to come BCIC?
What is the American frequency?
What is the transformer principle?
Where the Chitra River stands for ?
What is BORO BAP ER POLAI KHAI?
Titas Gas Assistant Engineer Mechanical Questions 2014
Ø Difference
between pump, compressor, blower and fan
Ø What is volumetric efficiency?
Ø What is Ton of
Refrigeration?
Ø Write the
second Law of Thermodynamics with Example.
Ø What is Carnot
Cycle
Ø What is
closed cycle Gas turbine and draw the , P-V diagram and T-S Diagram of Closed cycle
gas turbine
Ø What is
VVTI?
Ø What is
Reynolds Number? What is the significant of Reynolds Number?
Ø What is
Nusselts Number?
Ø What is
Centrifugal pump and write the different parts of the Centrifugal pump and the
Performance curve of Centrifugal Pump.
11. Axle load on column determination.
2) Differentiate hydraulics and pneumatic. Name some hydraulic oil grades.
3) Draw working principle of Nitrogen generator and briefly explain.
4) Draw working principle of a Chiller and briefly explain.
5) What is TPM and 5 S. Mention the pillars of TPM
6) Differentiate Torque and Power. What is mean by Gear Ratio.
7) Write down the importance of Cooling tower maintenance in a manufacturing plant.
8) What are the compressors type? Distinguish between single and Multi-stage compressor.
9) Write different types of bearings application in industrial sectors.
10) Can we use lube oil in hydraulic system. Explain.
11) Write down the law of blower CFM. write Duct size calculation .
12) Write down the safety precautions of maintenance.
13) What is GANGG chart? Write maintenance department SOP.
We are coming with Mechanical Engineering job preparations materials, CV writing , Job placement consulting and many more. Stay with us and keep watching our facebook page posts.
DPDC Assistant Engineer (CE) Questions
Dhaka Power Distribution Company
Limited (DPDC) Post: Assistant Engineer (CE)-2014
Exam venue:
BUET, Duration: 1.5 hours, Total Marks: 100 Marks
Marks distribution: 30 marks on General knowledge (60 objectives x 0.5= 30 marks) and
70 marks on departmental questions.
1. Sedimentation tank design: Volume,
discharge given, detention time =?
2. Rain water: Area of roof, rainfall
intensity, runoff coefficient given, quantity=?
3. Chlorination curve with break point
4. FM
5. Column area, reinforcement given,
tie rod spacing=?
6. SFD, BMD of a simply supported beam
and a flexure=?
7. pH given, [OH-] = ?
8. Angle of friction, unit wt, height
given, active pressure=?
9. Surveying: length correction of
engineering chain=?
10. Concrete volume, ratio given, cement bag =? 11. Axle load on column determination.
Maintenance Engineer Job Interview Questions
A renowned Electronics Company Maintenance Engineer Job Interview questions:
1) Write down boiler mountings and accessories. Differentiate between fire and water tube boiler.2) Differentiate hydraulics and pneumatic. Name some hydraulic oil grades.
3) Draw working principle of Nitrogen generator and briefly explain.
4) Draw working principle of a Chiller and briefly explain.
5) What is TPM and 5 S. Mention the pillars of TPM
6) Differentiate Torque and Power. What is mean by Gear Ratio.
7) Write down the importance of Cooling tower maintenance in a manufacturing plant.
8) What are the compressors type? Distinguish between single and Multi-stage compressor.
9) Write different types of bearings application in industrial sectors.
10) Can we use lube oil in hydraulic system. Explain.
11) Write down the law of blower CFM. write Duct size calculation .
12) Write down the safety precautions of maintenance.
13) What is GANGG chart? Write maintenance department SOP.
We are coming with Mechanical Engineering job preparations materials, CV writing , Job placement consulting and many more. Stay with us and keep watching our facebook page posts.
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