Ashok Leyland Interview questions and answers
Part
1: Engineering Aptitude (50 Questions – 25 Minutes)
Physics, Maths, Mechanical
Engineering, Electrical
Basics
Part
2: Mechanical Comprehension (50 Questions – 30 Minutes)
Basic
Production Engineering, Mechanical
Figurative Questions
Part
3: General Aptitude (60 Questions, 30 Minutes)
Analogy, Analytical
Reasoning, Verbal, Quantitative
Aptitude, Figurative
Puzzles, Alphabetical
Puzzles
Part-1: BASED ON 11& 12 FUNDA.
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
Part-2: BASED ON ENGINEERING FUNDA
- 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
- 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 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
Part 3: General aptitude (60 Questions: 30 Minutes)
Question
Types: Figurative questions (from Edgar
Thorpe), Analogy, ratios and proportions, time and work, time and
distance, Implicit statement reasoning
- 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.
- Exonerate –meaning
- Analogy
Peaceful:
resistance then
- litigation: lawlessness
- coherent: inconsistency
- dumb: follow
- diligent: reliability
- rough: forceful
Ans
:b
- Cut is to feline, vulpane is to---------------.
- Three problems using codes
- if AGPSV IS BHQTW, then DKNUY
- CEGIK then choose the same pattern ans: moqsu
- Diagram of one block was given. It contains three or four sections. we were asked to find the
- Left side view. b. Bottom side view c. Back side view.
- 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
- Men and women went for a party; which ratio is impossible if 252 people are present:1:7
- 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
- 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
- _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. 42:56:: 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?
Interview questions:
On an average interview was for 20-25
minutes.
TECHINICAL:
TECHINICAL:
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
- What are the melt testing procedures
- Casting defects
- Customers of NFD.
- How to cast statues
- Types of casting techniques
- Draw the various cycles used in IC engines
- What are the four strokes in engines
- How to manufacture crank shaft
- Difference between forged and cast components
- What is SG
- Then explanation about the project.
PERSONAL:
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?
who to apply this job
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