Interview questions: On an average interview was for 20-25 minutes.


1. Difference between forming and casting?

2. Difference between counter boring and counter sinking?

3. Difference between drilling and reaming?

4. Difference between turret lathe and capstan lathe?

5. How will you manufacture a cricket ball (cork)?

6. How will you manufacture thermocol glass (used to drink water)?

7. Nomenclature of single point cutting tool

8. Tell some metal forming process used recently.

9. Different types of molding process

10. How will you manufacture a plastic glass?

11. When u open a cricket ball, how will its appearance be?

12. Dual cycle and diesel cycle

13. Camshaft/crankshaft ratio

14. External thread cannot be machined by forging

15. Operations of condenser

16. Gas turbine works on

17. What are the melt testing procedures

18. Casting defects

19. Customers of NFD.

20. How to cast statues

21. Types of casting techniques

22. Draw the various cycles used in IC engines

23. What are the four strokes in engines

24. How to manufacture crank shaft

25. Difference between forged and cast components

26. What is SG

27. Then explanation about the project.


General self-introduction for 1 minute. General enquiry about family.

1. Selection procedure for B.E.

2. Cut off marks.

3. Rank (overall rank in the counseling).

4. Entrance marks

5. Do you know Hindi?

6. Do you know who sharukhan is?

7. Who won Wimbledon series men’s and men’s?

8. Which Indian woman won grand slam recently?

9. Do you hear Hindi music?

10. What is your rank in your class?

11. Why do you want to join Leyland?

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Part 1: Consist's of Engineering Aptitude (50 Questions – 25 Minutes) which includes Physics, Maths, Mechanical Engineering, Electrical Basics

Part 2: Consist's of Mechanical Comprehension (50 Questions – 30 Minutes) Basic Production Engineering,
Mechanical Figurative Questions

Part 3: Consist's of General Aptitude (60 Questions, 30 Minutes) Analogy, Analytical Reasoning, Verbal, Quantitative Aptitude, Logical Reasoning, Puzzles

Some sample questions for Part 1 are:

Electrical circuit

Effect of addition of salt on water (related to solutions)Over turning of vehicle in circular track (conditions of skidding, etc)

Effect of pressure on boiling

Buoyancy effect

Effect of rubbing glass with silk & rubber with_________ (nature of charge produced)

Forces on charges

Time period of pendulum

Body temperature in f, temperature common on both c &f scale

Graphite crystal structure

Sample questions of Part 2 are:

Determinant value? Ans: 0

Which of the following is not a thermal radiation law? Ans: Lamberts law

In which units sound is measured? Ans:Decibels

Velocity of sound at sea level?

Which of the following is formed due to the attraction between moon and earth? Ans:Tides

Instrument used for measurement of high temperatures? Ans:Pyrometer

Thread used in lathe leadscrew? Ans:ACME Thread

If water is air, air is dust, dust is light, light is sound, and sound is water, where does fish live?

If v=220V, I=25A, power factor=0.8, frequency=400Hz. If the motor runs for 3 hours, what is the power consumed?

Symbol of capacitor?

Boiling point of mercury?

When salt is added to water, what happens to its freezing point?

What motor do they use in railway engines for traction?

DC Shunt motor b. DC Series motor

What motor is used for running lathe spindle?

Type of magnetic material used for small motors.

Diamagnetic b. paramagnetic c. ferromagnetic

What types of images do concave and convex lenses produce?

What is the speed of 3-phase induction motor?

Which gear type does not have axial thrust? Ans: Herringbone

If the barometer shows 300mm Hg, what is the absolute pressure?

What is the 4-1 process in otto cycle?

Power stroke in diesel cycle is what process? Ans:Adiabatic process

Which of the following does not form a real image?

Concave b. Convex c. telescope d. microscope

At what temperature °C and K are the same?

What is the material used in permanent magnet?

An object weighs 3kg in air, 2.5kg in water, what is its density?

Which material has the highest Cp value?

air b. water c. copper

Which of the following has lowest thermal conductivity?

steel b. SS c. Bronze d. copper

The crystalline structure of graphite is

a. Simple cubic b. FCC c. BCC d. HCP

Which process cannot be used to produce external threads?

forging b. Rolling c. milling d. turning

The axial stress on a member which is subjected to a sudden load when compared to load applied gradually is

a. same b. double c. half d. quadraple

Silencer reduces noise. It also

gives balance to engine b. increases fuel consumption c. Decreases fuel consumption d. reduces vibrations

Unit of kinematic viscosity.

Unit of surface tension.

Meaning of overdrive

Wankel engine

Meaning general drill bit angle.

Reason of using regenerator & condenser.

Cycle used in gas cycles, dual cycle& diesel cycle diagram.

Normal value of voltage in spark plug & distributor function.

In which case turning will be easy (front wheel driven back wheel steered/__/___/___).

Viscous fluid passing through duct of varying cross section & pressure remains unchanged-reason?

Differential function

Pitch circle diameter &Pressure angle

Gear hobbler

Gear system in which axial thrust is absent.

Force applied on pin joint of truss (connecting 3 bars, middle straight side slant at equal angle)-tension/compression in middle bar?

Element added to steel for corrosion resistance.(Ans: Cr)

Which has lowest specific heat- water, steam, copper?

Which has lowest thermal conductivity-stainless steel, steel, and bronze?

Diamond pin function.

Relation between stress-gradually applied & suddenly applied.

Increasing of water density in range?(0-4 degree)

1 litre, 4 stroke engine, 1600 rpm, mean thermal effective pressure=5 bar, power of engine?

Finding rpm of single phase alternator from list of rpm's.

Efficiency of carnot engine.

Temperature measurement based on which law.

Size of lathe(parameters)

Thread can be formed by all process except

Forging b. rolling c. Milling d. Turning

Thread used in screw jack, lead screw?

Which is not related to thermal radiation

planck law b. steffan boltzmann law dc. fourier law

Radiator type used in bus.

Definitions of normalizing, tempering, quenching, etc.

Normal hardness value of cast iron used in lathe bed.(in BHN)

Definitions-straddle milling, slab milling, gang milling etc.

Questions based on getting final 3-D shape, from sheet showing details where it can be folded.

Getting front view, top view, side view of given isometric view.

Material is not removed in which process

punching b. coining c. tapping d. embossing

General aptitude (60 Questions: 30 Minutes) Part 3:

Question Types: Figurative questions (from Edgar Thorpe), Analogy, ratios and proportions, time and work, time and distance, Implicit statement reasoning

1. If the average of the 10 of the 11 player is 30.if the 11th player score is added the average decreases by 2.what is the score of the 11th player.

2. Exonerate –meaning

3. Analogy

Peaceful: resistance then

a) litigation: lawlessness

b) coherent: inconsistency

c) dumb: follow

d) diligent: reliability

e) rough: forceful

Ans :b

4. Cut is to feline, vulpane is to---------------.

5. Three problems using codes


b. CEGIK then choose the same pattern ans: moqsu

6. Diagram of one block was given. It contains three or four sections. we were asked to find the

a. Left side view. b. Bottom side view c. Back side view.

7. A contestant won an election by 15% more votes than the combined votes by his two rivals. If he had got 4500 votes more then he would have attracted 4/5th of total votes. Find no of votes

8. Men and women went for a party; which ratio is impossible if 252 people are present:1:7

9. Find the odd one out

a. truck b. auto c. car. d .jeep

a. cloud b. lake c. snow d. stream e. sky

a. Flavor b. Fragrance c. Perfume

10. Which no is wrong from the following sequence

1, 5, 5, 25,625,900,975625

316, 156, 76, 32, 16, 6

11. Max value of sin2x+cos2x

12. ∫∫xy dx dy ans: 400

13. A statement has been given, which is followed by 2 conclusions, marked I&II, mark the answers as follows.

if only the I conclusion is true

if only the II conclusion is true

if both r required

none of them is true

e.g. I All scientists are hard working, II All poor men are not scientists

14. Complete the series

1. 15 15 _ 16 24 24 3 3

2. _n_mn_mm_nmnm_mm_

3. 316 156 76 31 16 6 1

4. Given numbers in squares and asked to find the missing numbers

5. 16, 16, 24, _____, 36, 36, 54

15. 1 foot is 31 paise how much would have it cost for 20 yards

16. A man has 8.5 cm string pieces. However string in available only in lengths of meters. What is the min length he should buy so that he loses less?

17. 3 numbers are in the ratio 2:4: 5 the 2nd number is so greater than the diff between 1st and 3rd find the second number. ans 40

18. If f=2sinex+y*2, ∂f/∂x=?

19. 2x+3y=5, 6x+9y=k. These equations are not possible when,

a. k=15 b. k not equal to 15 c. k=0 d. k=1

20. If a plane cuts a circular cone along the axis of the cone then the curve of intersection is

a. Circle b. ellipse c. parabola d. hyperbola

21. x*2-2x=6 has change of sign between?

22. A plot has its breadth thrice that of its length. If a square field has an area of 675 m*2. If the plot has 1/4th area of the field, what is its length?

23. What is the partial differentiation of 2sinex+y*3?

24. 42: 110:?

25. Which of the follwing no. can’t be divided in the ratio of 1:7? Ans: 258

26. Is ß positive?

Statements given: 7ß=56, -ß=negative

27. If z and zbar are two complex nos. like 3+2i and 2-3i, what is the value of z*zbar?