Please provide me solved question paper for Graduate aptitude test in Engineering Mechanical Engineering subject soon ?

Here I am giving you solved question paper for Graduate aptitude test in Engineering Mechanical Engineering subject in a PDF file attached with it so you can get it easily.

2. The eigen values of symmetric matrix are all
(A) Complex with non-zero positive imaginary part
(B) Complex with non-zero negative imaginary part
(C) Real
(D) Pure imaginary
Answer: (C)

5. The threaded bolts A and B of same material and length are subjected to identical
tensile load. If the elastic strain energy stored in bolt A is 4 times that of the bolt B
and the mean diameter of bolt A is 12mm, the mean diameter of bolt B in mm is
(A) 16 (B) 24 (C) 36 (D) 48

8. The pressure, dry bulb temperature, and relative humidity of air in a room are
1bar, 30ºC and 70% respectively. If the saturated steam pressure at 30ºC is
4.25kPa, the specific humidity of the room air in kg water vapour / kg dry air is
(A) 0.0083 (B) 0.0101 (C) 0.0191 (D) 0.0232
Answer: (C)

10. In a rolling process, the state of stress of the material undergoing deformation is
(A) Pure compression (B) Pure shear
(C) Compression and shear (D) Tension and shear
Answer: (C)

12. A metric thread of pitch 2mm and thread angle 60º is inspected for its pitch
diameter using 3-wire method. The diameter of the best size wire in mm is
(A) 0.866 (B) 1.000 (C) 1.154 (D) 2.000
Answer: (C)
Explanations:- For 60o thread angle, best wire size =0.57135xP=1.154

13. Customers arrive at a ticket counter at a rate of 50 per hour and tickets are
issued in the order of their arrival. The average time taken for issuing a ticket is
1min. Assuming that customer arrivals form a Poisson process and service times
are exponentially distributed, the average waiting time in queue in minutes is:
(A) 3 (B) 4 (C) 5 (D) 6
Answer: (C)

14. In simple exponential smoothing forecasting, to give higher weightage to recent
demand information, the smoothing constant must be close to
(A) -1 (B) zero (C) 0.5 (D) 1
Answer: (D)

Attached Files

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