Blue star Interview Questions and Answers Technical Round Sample

Blue star interview questions and answers

1st Round – GD – Topics –
1. What should India to improve its winning chances against australia in forthcoming tour.
2. America’s War on Iraq.
3. Freedom of Press.
4.Latest developments on India-Pakistan peace process.
5.Effect of tv on society.
Each group was given two topics and they had to discuss 5 minutes on each topic.

2nd Round – Written Test – 47 questions in 1 hour. All were technical. No negative marking.

3rd Round – Personal Interview.

All three round were shortlisting rounds.

TECHNICAL

1. Montreal protocol limits the use of _______ ? ans. Ozone depleting substance
2. Rain drop is spherical due to ________ ? ans. Surface tension
3. Global warming is due to _______ ? ans. Carbon-di-oxide
4. One ton of refrigeration is equal to_______ ? ans. 12000 btu/hr
5. For a laminar flow Reynolds flow should be ______ ? ans. Less than 2000
6. In latent heating a substance _________ ? ans. Changes phase without increase in temperature
7. Degree of saturation is ratio of _______ ?
8. A pipe friction test shows that, over the range of speeds used for the test, the non-dimensional friction factor f, varies inversely with Reynolds No. It can be inferred from above that, ans. Pipe should be smooth.
9. In a rough turbulent flow in a pipe, the friction factor would depend upon? Ans. Pipe diameter and pipe condition.
10. What is the refrigerant used in vapour absorption cycle?
11. Pick the odd one out. F12, F22, F11, CO
12. Expansion in a vapour compression cycle is an_______ ? ans. Isenthalpic process
13. What is the work of throttling process? Ans. Expansion
14. What is the material of heat exchanger tubes? Ans. Copper
15. Tachometer is used to measure _________ ? ans. Speed
16. Mercury is used in manometer because ________ ?
17. Check valves are used to ensure ________ ? ans. Unidirectional flow
18. Anti-freeze agent used is _________? Ans. Ethylene glycol
19. Anemometer can be used to measure _________ ?
20. Bypass factor of a cooling coil is _________?
21. Aspect ratio of a rectangular duct is the ratio between its _______ ?
22. The temp that is numerically the same in Fahrenheit & centigrade scales is ________ ?
23. The loudness of sound depends upon its ________ ?
24. Dewpoint is the temperature at which water vapor will undergo ________ ? ans. Condensation
25. One question using the formula 120fs/p
26. In inductance _______ leads _______ ?
27. Power factor is least in ______ ? a. capacitance b. resistance c. inductance
28. Barometer is used to measure _______ ?
29. Identify the odd one out a. DIN b. ISI c. JIS d. IIT
30. If the NPSH requirements of a pump are not satisfied it will _______ ?
31. Approach of a cooling tower is the difference between temperatures of ________ ?
32. A parallel flow heat exchanger will perform better than a counter flow heat exchanger. State whether this is true or false
33. The index that normally reflects laminar flow in a tube is ______ ? ans. Reynolds no.
34. Pressure drop in air duct is influenced by __________ ? ans. shape of the duct
35. By increasing the intake air temp, efficiency of IC engine will _______ ? ans. decrease

Interview questions

Person 1

1. Tell about urself (Background specifically)
2. What do u know about bluestar?
3. What are its products?
4. What is the type of air conditioner used in this interview room?
5. We are going to appoint u as a sales executive for a product which is newly produced by bluestar. But that product is being produced by its competitors. How will u promote the product?
6. How will u show difference from ur competitors?
7. Why haven’t u continued ur painting art works? ( The person had said I used to do paintings once)
8. Why did u choose mechanical engineering when coimbatore is famous for textiles?
9. What is ur aim in life?
10. How will u achieve that?

PERSON 2
1. Tell about urself.
2. Why did u choose bluestar?
3. Tell about ur family.
4. Whether u are payment or free seat?
5. What is ur fee structure?
6. How will u satisfy ur customers?
7. U are talking a lot. But do u know whether u are listening to u are not? How?
8. How do u say that u have management skills?
9. What do u do other than studies?
10. You are supposed to sell a product in a place which is very new to you.(u don’t know that language). There are no dealers also. How will u sell the product?
11. What is ur ambition?
12. What is ur weakness?

Brakes India Placement Model Question Paper | Mechanical Freshers Interview Stages

Brakes India Placement Model Question Paper for Freshers | Interview Stages

STAGE I:

TEST I : GENERAL APTITUDE : 15 MINS : 25 QUESTIONS
It is an elimination round…there is no cut-off…top 50 out of 120 were shortlisted.
IN THE BELOW QUESTIONS BLOCKED WORDS WERE ANSWERS)

1. Commerce minister of India, ---------( Arun jaitley)
2. First car using CRDI is----------(hyundai Accent, Skoda Octavia,)
3. First Indigenous car sold in European market-------------(tata indica, M&M scorpio, fiat palio)
4. Selection Committee Leader of Indian cricket team-----------(kiran more, syed kirmani, brijesh patel)
5. Governor of RBI(Reserve Bank of India)------------(s.rangarajan, sivathanu pillai, y.v.reddy, bimal jalan)
6. WTO meeting recently held at ---------(Cancun, Jakarta, Geneva)
7. Economic Growth Rate is measured by---------------(GDP,inflation,GNP)
8. HAL’s(Hindustan Aeronautical Limited) indigenous aircraft -----------(Tejas,trishul,danush)
9. Which European country does not have the same currency--------(U.K,spain,france,germany)
10. Meaning of URGE------(desire,strength,forceful demand)
11. Opposite of PHENOMENAL-------(ordinary)
12. Find in which part Grammatical /idiomatic error occurs in the sentence
Yesterday while/crossing the road/he was/ run out by a lorry
A B C D
13.ISRO chairman---------(madhavan nair)
14.opposite of “obscure”(explicit)
15.Meaning of apprehend (fear)
16. what is the name of the robot presented by japan to Indonesia- azimo Honda
17. it is very cold outside. You must take some clothes with you.
Ans: combined sentence will start with
As it is very cold outside.
18. By the time we reached the station the train had departed.(ans)

STAGE II:

TEST II : TECHNICAL TEST : 30 min : 75 QUESTIONS
It is an elimination round…there is no cut-off…top 25 out of 50 were shortlisted
1. In V belt drive contact is made on
      1) bottom 2) sides 3)bottom and sides
2. Section modulus of hollow shaft
          PI/32*(D4-d4)/D
3. Down milling is also called Climb milling
4.Drilling is an example of Oblique cutting
5.Section view of ’C’ washer
6.Deflection of simple supported beam carrying UDL 5/384*Wl4/EI
7.Flexible coupling is used because
8.Washer is used to provide bearing area
9.Initial tension is considered in
            1)tension springs 2)Compression springs 3)Both
10.Kelvin plank law deals with 1) Conservation of work into heat 2) conservation of heat into work
11.Soldering alloy consists of Tin and lead
12.Why chromium is used in steel alloys? Corrosive resistance
13.High cutting speed is obtained while machining
           1) HSS 2) carbide 3) CBN
14.Metal forming is an example of chipless machining
15.Top rake angle is provided for Easy removal of chip
16.Alloying is done for increased strength and application
17.Transformer is used welding 1)to convert AC to AC
       2)AC to DC 3) DC to AC
18.spheroidal cast iron is getting from Grey cast iron by adding Mg
19.In throttling process Enthalpy constant
20.70 cc of engine means swept volume
21.Tan (a) = co efficient of friction
22.Geneva mechanism is used for Intermittent motion
23.In NC system for profile machining
               1)point to point 2) contour motion 3)paraxial m
24.In centreless grinding, the grinding wheel and the regulating wheels rotate in the same direction.
25.Centridal distance of a semi circle 4*r/3*pi
26.Highest packing factor: FCC
27.Which chart takes care of conrol attributes : Pchart, C chart, R chart
28.Fixture is used for holding the workpiece without disturbing the tool path
29.Code for circular interpolation G 02
30.Order of transmission in a car: EFCPD
         Engine Flywheel Clutch propeller shaft Differential
31.Reverse gear has less speed because
           1.More speed is not necessary in reverse gear 2.Steering is difficult in the reverse direction 3.less space availability 4.Design simplification
32. which of the following has no unit: specific gravity
33. use of annealing : to relieve stresses
34. question on stress concentration
4 figures: one with the notch is the answer
35. how many squares are there in this figure: 14
36. pulley question: w=f/2
37. equivalent stiffness of springs in series: k1k2/(k1+k2)
38. Deflection=5 mm.stiffness=k,.then applied load is
5 k
39 bevel gear is used in differential
Diagram Questions(Technical )20 Questions like
what is the stress in xx section? 1)bending 2)axial loading 3)both

General Aptitude questions like
1)What is the no of straight lines in this diagram,
2)Find NO of Triangles

1st 20 questions : Diagrammatic questions from SOM,E-MECH,DESIGN,ENGG DRAWING

STAGE III:

GROUP DISCUSSION:
Quality will improve marketing of a product.
Elimination round….Those who have dominated were shortlisted. Same topic for all the groups. ….12 out of 25 were shortlisted.

STAGE IV:

Interview Questions:
TECH INTERVIEW 1 : MANUFACTURING : 20- 30 MINS
TECH INTERVIEW 2 : DESIGN : 20-30 MINS
HR INTERVIEW : 15 MINS
NO ELIMINATION AT THE END OF EACH INTERVIEW…CUMMULATIVE....

1. Questions on field of interest
2.stress-strain diagram
3. Heat treatment –All processes
4. Types of springs
5. What is spring constant
6. What is Pascal’s Law?
7. Bernoulli’s theorem and it’s application
8. Newton’s three laws of motion
9. Reynolds no? where is it used? Can it be used in brakes?
10. Boyle’s law,charles law
11. In a balloon, both pressure and volume varies when u blow it. How will u apply boyle’s law in this situation?
12. favourite subject in +2(physics)
13. focal Length, unit of power of lens(dioptre)
14. Types of protective coating
15. specific gravity? Unit?
16. what is 1 micron?
17. screw guage and vernier caliper
18. what r the CAD software u know?
19. Given a component,asked the material and the manufacturing process
HR Questions:
1. what is ur caste?
2. family details
3. who inspired u to study?
4. achievements
5. smoking?drinking?
6. Personality traits