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  #2  
25th July 2015, 02:09 PM
Super Moderator
 
Join Date: Mar 2013
Re: HAL Management Trainee exam papers for Aeronautical

As you are looking for Hindustan Aeronautics Limited (HAL) Management Trainee Aeronautical Engineering exam model question paper, here I am giving:

HAL MT Aeronautical paper

1. Air Fuel ratio in a jet engine will be of the order of:
(a) 10:1 (b) 15:1
(c) 20:1 (d) 60:1
2. Fighter bombers use following type of engine:
(a) Turbo-jet (b) Turbo-propeller
(c) Rocket (d) Ram-jet
3. Least shrinkage allowance is provided in the case of following:
(a) Brass (b) Aluminum
(c) Cast Iron (d) Steel
4. If V is the volume of metal in a casting and A its surface area, the time of solidification will
be proportional to:
(a) V, 1/A (b) V,1/A2
(c ) V2 ,1/A (d) V2, 1/A2
5. Fire tube boilers are limited to a maximum design working pressure of :
(a) 1 kg/cm2 (b) 6 kg/cm2
(C) 17 kg/cm2 (d ) 100 kg/cm2
6. A dislocation represented by T is called:
(a) Positive edge dislocation
(b) Negative edge dislocation
(c) Positive screw dislocation
(d) Negative screw dislocation
7. The recrystallisation temperature of a cold worked material decreases with:
(a) Increase in the degree of deformation
(b) Increase in the initial grain size
(c) Increase in the temperature of cold working
(d) The presence of impurity
8. In a thyrister full converter feeding a continuous load current, what is the duration each
thyrister conducts in a cycle?
(a) 60 0 (b) 90 0
(c) 120 0 (d) 180 0
9. In a three-phase induction motor, the rotor field runs at the following speed with Respect to the
stator structure:
(a) At synchronous speed in the direction of stator field
(b) At a slip speed in the direction of stator speed
(c) At synchronous speed in a direction opposite to that of stator field
(d) At zero speed
10. In the hybrid parameter model of a transistor reverse transfer voltage ratio and forward
transfer
current ratio are respectively given by:
(a) h11 and h21 (b) h12 and h11
(c) h21 and h11 (d) None of these
11. A Signal x(t) has the Fourier transform
X( ) = { 1 for | | < }W . Its first zero-crossing in time domain occurs at:
O otherwise
(a) 1/pW (b) W
( c) p/ W (d) None of these
12. Magnetic tapes are suitable to applications:
(a) When only a few records are to be accessed
(b) When most of the records are to be accessed
(c) Only when all the records are to be processed
(d) None of the above
13. A system in which 2 or more cpu's are interconnected and share a common
Main memory is called:
(a) Pipeline machine
(b) Multifunctional system
(c) Multiprocess
(d) None of these
Which one of the following is the most stable configuration of an airplane in roll?
(A) Sweep back, anhedral and low wing
(B) Sweep forward, dihedral and low wing
(C) Sweep forward, anhedral and high wing
(D) Sweep back, dihedral and high wing
Which one of the following flight instruments is used on an aircraft to determine its attitude in
flight?
(A) Vertical speed indicator
(B) Altimeter
(C) Artificial Horizon
(D) Turn-bank indicator
A supersonic airplane is expected to fly at both subsonic and supersonic speeds during its whole
flight course. Which one of the following statements is TRUE?
(A) Airplane will experience less stability in pitch at supersonic speeds than at subsonic speeds
(B) Airplane will feel no change in pitch stability
(C) Airplane will experience more stability in pitch at supersonic speeds than at subsonic speeds
(D) Pitch stability cannot be inferred from the information given
Which one of the following is favorable for an airplane operation?
(A) Tail wind in cruise and head wind in landing
(B) Tail wind both in cruise and landing
(C) Head wind both in cruise and landing
(D) Head wind in cruise and tail wind in landing
Which one of the following is TRUE with respect to Phugoid mode of an aircraft?
(A) Frequency is directly proportional to flight speed
(B) Frequency is inversely proportional to flight speed
(C) Frequency is directly proportional to the square root of flight speed
(D) Frequency is inversely proportional to the square root of flight speed
Which one of the following statements is NOT TRUE for a supersonic flow?
(A) Over a gradual expansion, entropy remains constant
(B) Over a sharp expansion corner, entropy can increase
(C) Over a gradual compression, entropy can remain constant
(D) Over a sharp compression corner, entropy increases
The cross-section of a long thin-walled member is as shown in the figure. When subjected to pure
twist, point A
(A) does not move horizontally or axially, but moves vertically
(B) does not move axially, but moves both vertically and horizontally
(C) does not move horizontally, vertically or axially
(D) does not move vertically or axially, but moves horizontally
A
  #3  
9th November 2015, 12:47 PM
Unregistered
Guest
 
Re: HAL Management Trainee exam papers for Aeronautical

I am going to appear in HAL Management Trainee exam. So I need a sample paper of this exam. So here can you provide m ea sample paper of HAL Management Trainee exam for Aeronautical?
  #4  
9th November 2015, 12:52 PM
Super Moderator
 
Join Date: Apr 2013
Re: HAL Management Trainee exam papers for Aeronautical

I have a sample paper of HAL Management Trainee exam. So here I am providing you as you want.

PAPER: HAL Placement Paper (Sample Questions for the Executive Trainees Test Aeronautical Engineering)
1) the purpose of feedback transformer & diode in complementary commutated inverters is to-
2) in order to obtain static voltage equalization in series connected SCR’s connection r made of-
(this question repeated) (i.e. 2 times same question Haaa)
3) in phase controlled rectification PF=
4) Why sector winding is used in synchronous motor?
5) A calculation of making current where MVA & KV was given.
6) The o?p voltage e1 & e2 of 2 full-bridge inverters added using o/p transformer. In order to
eliminate 5th harmonic from o/p voltage, the phase angle between e1&e2 will be-
7) A single phase fully controlled line commutated ac-dc converter operates as an inverter when-
8) An SCR has half cycle surge current rating of 3000A for 50Hz. One cycle surge current will be.
(double of that)
9) When compared to an symmetrical thyristor, the turn off time & reverse blocking voltage of an
asymmetrical thyristor will be-
10) A step-up chopper is feed from an 220v dc source to deliver a load voltage of 66o v. If the non
conducting time is 100micro-sec then reqd pulse width will be. (get duty cycle only)
11) There were some 5-6 numerical problems which I could not remember totally but they consist of
firing angle & power transfer of inverter, SCR. Go llok for that.
12) Relay current setting & Ct ratio was given you have to find out Relay Pick up Current.
13) One question from Dc shunt motor- like a resistance is added of 4.5 ohm in series with arm where
rest of arm is 0.5 ohm. Machine is supplied 220v. find out the null current.
14) In aptitude part see through series completion there was a 5-6 no of that.
15) No aptitude questing like avg, %, proff-loss, prob, etc.
17) Why rotor of SCIM is skewed?
19) Good transformer oil contains how much amount of water in ppm?
20) Lightning over voltage create how much volt?
21) K/s(s+1)(s+5) then find out the value of K so that system become stable.
22) There was a question from definition of Nyquist criteria.
23) Standing done up to the frequency range of? (audio)
24) If a square waveform if given to the supply side of a 2wdg transformer its o/p waveform will be-
25) SC test done on transformer because....
26) If a transformer is operating in .8 PF lag & at efficiency of .9, if now P is .8 lead the efficiency
will become.
27) Interpoles are connected for?
28) Dielectric strength of air?
29) A alternator is connected to a grid. Now its prime mover is go slow by ½. Change in its exiting
current to held in synchronism.
30) Is the strength of capacitor in LPF is increased the op voltage will-
31) The voltage of a generator and an infinite bus are given 0.92, 10 deg & 1.0, 0 deg resp. the
generator acts as a –
32) A wave will not experience any reflection when impedance of line is equal to- surge imp
33) Power transmitted is related to system voltage as-
34) Delay creator ckt name (multivibrator name actually)
35) In tachogenerator adjustment is done by-
36) Surge wave is attended by- (C,L,R)
37) there was 10 question related to measurement-
38) Read all electrostatic instrument related question from any competitive exam book.
39) Lowest reading in moving iron meter is-
40) In galvanometer damping is provided by-
41) In electrodynamic meter a battery & a resistance is provide for-
42) Megger is used for-
43) A question like an ac is applied against a moving coil meter it will reads-
44) Rectifier type instrument measureswhat value - (Rms)
45) Advantage of electrostatic instrument is-
46) Creeping occurs because-
47) Why 2 holes are drilled oppositely in disc of energy meter.
48) Energy meter is a _____ type equipment (recording)
49) There was a question related to selection of a voltmeter based on accuracy-
50) Advantage of hay bridge over anderson bridge-
51) Inductance is measured by – (all the 3 bridge name) .
52) Potentiometer is which type of instrument-
53) Which type of motor is used in refrigerator?
54) Reflection coefficient based problem 1
55) Corona’s advantage
  #5  
27th February 2016, 03:45 PM
Unregistered
Guest
 
Re: HAL Management Trainee exam papers for Aeronautical

Hii Guys , Here I am Looking for Previous year HAL Management Trainee Exam Papers for Aeronautical Subject , Will you please Provide me Same for my Better Exam Preparation ?
  #6  
27th February 2016, 03:45 PM
Super Moderator
 
Join Date: May 2012
Re: HAL Management Trainee exam papers for Aeronautical

HAL MT Exam Conducted By Hindustan Aeronautics Limited .

The Pattern of The recruitment Test for HAL is Given Below:

There are Five Disciplines in which the Question Booklets are Divided:

Aeronautical

Electrical and Electronics

Mechanical and Production

Metallurgy

Computer Science

Paper Pattern

There are 160 Questions in all the Booklets.

The Questions are all objective types.

There are :
15 Questions on General Awareness
25 questions on General Engineering,
120 questions on the Specific discipline

Each Question Carries 1 mark
Total marks 160

There is No Negative Marking in the Exam.


Here Previous year HAL Management Trainee Exam Paper for Aeronautical :

1. Victoria desert are in: Africa/North America/ South America/ Australia

2. Seychelles islands are located in: Indian Ocean

3. ICC 2012 ODI player of the year: Virat Kohli

4. Biggest rice exporter in the world: Thailand

5. Upper half power frequency of a series R-L-C circuit.

6. One question was from the Thyristor commutation techniques, in which there is capacitor in between.

7. Laminations are done to: minimize eddy current losses

8. If the energy of a function f(t) is E then the energy of the function f(2t) is: E/2

9. One question was given to find out the total time period func was 10cos(12pi.t) + 4 cos(18pi.t) ans is 1/3

10. Equivalent of a complex function given in the form 1/(a+j.b)= R + jX

11. One question was to find capacitance by the formula C= eA/d

12. One question was from the permittivity

13. Binary equivalent of 368

14. NOR Gate made by Mosfets


15. Meaning of Convolution theorem, basically it’s definition was asked

16. Properties of an ideal Op-Amp

17. One question from Op-Amp to find the output voltage, simple adder circuit was given but all answers were given wrong

18. Another circuit given of an Op-Amp to find it’s function, answer was Inverting Amplifier

19. Measurement of frequency: Wien Bridge

20. Frequency formula of the Wien Bridge Oscillator

21. Two questions to find Equivalent Thevenin’s impedances from the given networks

22. Equivalent impedance of a R-L Circuit in Rectangular format

23. Two questions from DC shunt motors, easy ones

24. DC Shunt generator to Motor speed ratio under same conditions

25. One question from Plugging: to find out terminal voltage of a DC shunt motor at the time of plugging

26. Steady State error of a type one function on Step input

27. Speed Slip relations of a DC Motor

28. Slip of a DC Motor under various operating conditions: Motoring, Generating, Braking

29. Effect on collector current on increasing base width of a transistor

30. Three equations were given to find out which one follow Hurwitz criterion

31. A transfer function was given and correct diagram of pole zero configurations were asked to find, depending upon the Root Locus properties.

32. JK Flip Flop output. Take a look on the JK Flip Flop’s truth table

33. A question was asked where we were supposed to find number of NAND Gates to realize a Boolean expression of three variables A, B, C but the expression itself was missing.

34. Fourier transform of a signal given signal such that f(t) = 1 } -1<= t <= +1, otherwise zero. The question was at which points Fourier transform of this signal will be zero. Answer is pi and 2pi

35. Two questions from Induction motors where slip was required to be found when- a.) Motor is running above synchronous speed in the direction of rotation and b.) Motor is running below synchronous speed in the opposite direction of rotation

36. To Calculate Admittance Matrix from a given Diagram

37. One question from Transformer equation to find out Number of turns.

38. One question from Buck Converter to find maximum ripple in the curren


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