# Gate Mechanical Engineering Question Paper & Solved Papers PDF

### GATE Mechanical Engineering Question Paper & Gate Mechanical Question Paper

Here you can find in the below link of GATE Mechanical Engineering question paper – GATE Mechanical Question Paper  of all previous question papers download links are updated below:

## Complete GATE Mechanical Engineering Question Papers & Gate Mechanical Question Paper Few Same questions from previous Gate ME question papers are listed below:

1. P,Q, and R talk about S’s car collection. P states that S has at least 3 cars. Q believes that S has less than 3 cars. R indicates that to his knowledge, S has at least one car. Only one of P, Q and R is right. The number of cars owned by S is
(A) 0
(B) 1
(C) 3
(D) Cannot be determined

2. In a company iwth 100 employees, 45 earn Rs. 20,000 per month, 25 earn Rs. 30,000,20 earn Rs. 40,000,8 earn Rs. 60,000, and 2 earn Rs. 150,000. The median of the salaries is
(A) Rs. 20,000
(B) Rs. 30,000
(C) Rs. 32,000
(D) Rs. 40,000

3. The crystal structure of aluminium is
(A) body-centred cubic
(B) face-centred cubic
(C) close-packed hexagonal
(D) body-centred tetragonal

4.  Which of the following statements are TRUE with respect to heat and work?
(i) They are boundary phenomena
(ii) They are exact differentials
(iii) They are path functions
(A) both (i) and (ii)
(B) both (i) and (iii)
(C) both (ii) and (iii)
(D) only (iii)

5. The probability that a screw manufactured by a company is defective is 0.1. The company sells screws in packets containing 5 screws and gives a guarantee of replacement if one or more screws in the packet are found to be defective. The probability that a packet would have to be replaced is _________

6. In a wire-cut EDM process the necessary conditions that have to be met for making a successful cut are that
(A) wire and sample are electrically non-conducting
(B) wire and sample are electrically conducting
(C) wire is electrically conducting and sample is electrically non-conducting
(D) sample is electrically conducting and wire is electrically non-conducting

7.  Solutions of Laplace’s equation having continuous second-order partial derivatives are called
(A) biharmonic functions
(B) harmonic functions
(C) conjugate harmonic functions
(D) error functions

8. Consider fully developed flow in a circular pipe with negligible entrance length effects. Assuming the mass flow rate, density and friction factor to be constant, if the length of the pipe is doubled and the diameter is halved, the head loss due to friction will increase by a factor of
(A) 4
(B) 16
(C) 32
(D) 64

9. For an ideal gas with constant values of specific heats, for calculation of the specific enthalpy,
(A) it is sufficient to know only the temperature
(B) both temperature and pressure are required to be known
(C) both temperature and volume are required to be known
(D) both temperature and mass are required to be known

10.  A triangular facet in a CAD model has vertices: P1(0,0,0); P2(1,1,0) and P3(1,1,1). The area of the facet is (A) 0.500
(B) 0.707
(C) 1.414
(D) 1.732

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