1

GATE ME 2016 Set 1

Numerical

+2

-0

A horizontal bar with a constant cross-section is subjected to loading as shown in the figure. The Young’s modules for the sections AB and BC are 3E and E, respectively.

For the deflection at C to be zero, the ratio P/F is ________.

For the deflection at C to be zero, the ratio P/F is ________.

Your input ____

2

GATE ME 2016 Set 1

Numerical

+2

-0

A hypothetical engineering stress-strain curve shown in the figure has three straight lines PQ, QR, RS with coordinates P(0,0), Q(0.2,100), R(0.6,140) and S(0.8,130). 'Q' is the yield point, 'R' is the UTS point and 'S' the fracture point.

The tougness of the material (in MJ/m^{3}) is __________.

Your input ____

3

GATE ME 2016 Set 2

Numerical

+2

-0

In the figure, the load P = 1 N, length L = 1 m, Young’s modulus E = 70 GPa, and the cross-section of the links is a square with dimension 10 mm $$ \times $$ 10 mm. All joints are pin joints.

$$(Indicate\,\,compressive\,\,stress\,\,by\,\,a\,\,negative\,$$

$$\,sign\,\,and\,\,tensile\,\,stress\,\,by\,\,a\,\,positive\,\,sign)$$

The stress (in Pa) in the link AB is _______.

$$(Indicate\,\,compressive\,\,stress\,\,by\,\,a\,\,negative\,$$

$$\,sign\,\,and\,\,tensile\,\,stress\,\,by\,\,a\,\,positive\,\,sign)$$

Your input ____

4

GATE ME 2016 Set 2

Numerical

+2

-0

A circular metallic rod of length 250 mm is placed between two rigid immovable walls as shown in the figure. The rod is in perfect contact with the wall on the left side and there is a gap of 0.2 mm between the rod and the wall on the right side. If the temperature of the rod is increased by 200

^{o}C, the axial stress developed in the rod is __________ MPa.Young’s modulus of the material of the rod is 200 GPa and the coefficient of thermal expansion is 10^{−5} per ^{o}C.

Your input ____

Questions Asked from Simple Stress and Strain (Marks 2)

Number in Brackets after Paper Indicates No. of Questions

GATE ME Subjects

Engineering Mechanics

Machine Design

Strength of Materials

Heat Transfer

Production Engineering

Industrial Engineering

Turbo Machinery

Theory of Machines

Engineering Mathematics

Fluid Mechanics

Thermodynamics

General Aptitude