GATE Mechanical Engineering Exam Solved Paper

Will you please provide me the last year question paper of GATE Mechanical Engineering Exam??

[Arvind Kumar]

Here I am sharing the last year question paper of GATE Mechanical Engineering Exam

The eigenvalues of a symmetric matrix are all
(A) complex with non-zero positive imaginary pirt
(B) comp1e with non-zero negative imaginary part
(C) real
(D) pure imaginary

Two 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 bolt B and the mean diameter of bolt A is 12 mm, the mean diameter of bolt B in nun is
(A) 16 (B) 24 (C) 36 (D) 48

In a rolling process, the state of stress of the material undergoing deformation is
(A) pure compression shear
(C) compression arid shear (D) tension and shear

A metric thread of pitch 2 mm and thread angle 600 is inspected for its pitch diameter using 3-wire method The dtameter of the best size wire in nun is
(A)0866 (B)1000 (C)1 154 (D)2000

Customers arrive at a ticket counter at a rate of 50 per hr and tickets arc issued in the order of their arrival The average time taken for issuing a ticket is I tnut Assuming that customer arrivals form a Poisson process and service times are exponentially distributed, the average waiting time in queue in mn is
(B)4 (C)5 (D)6

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)1.0







Rest of the Questions are attached in below file which is free of cost