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1
GATE ME 2017 Set 1
MCQ (Single Correct Answer)
+2
-0.6
An initially stress-free massless elastic beam of length $$L$$ and circular cross-section with diameter $$d (d < < L)$$ is held fixed between two walls as shown. The beam material has Young's modulus $$E$$ and coefficient of thermal expansion $$\alpha .$$ GATE ME 2017 Set 1 Strength of Materials - Columns and Struts Question 2 English

If the beam is slowly and uniformly heated, the temperature rise required to cause the beam to buckle is proportional to

A
$$d$$
B
$${d^2}$$
C
$${d^3}$$
D
$${d^4}$$
2
GATE ME 2011
MCQ (Single Correct Answer)
+2
-0.6
A column has a rectangular cross-section of 10 mm $$ \times $$ 20 mm and a length of 1 m. The slenderness ratio of the column is close to
A
200
B
346
C
477
D
1000
3
GATE ME 2008
MCQ (Single Correct Answer)
+2
-0.6
The rod $$PQ$$ of length $$L$$ and with flexural rigidity $$EI$$ is hinged at both ends. For what minimum force $$F$$ is expected to buckle? GATE ME 2008 Strength of Materials - Columns and Struts Question 4 English
A
$${{{\pi ^2}EI} \over {{L^2}}}$$
B
$${{\sqrt 2 {\pi ^2}EI} \over {{L^2}}}$$
C
$${{{\pi ^2}EI} \over {\sqrt 2 {L^2}}}$$
D
$${{{\pi ^2}EI} \over {2{L^2}}}$$
GATE ME Subjects
Engineering Mechanics
Engineering Mechanics Static and Dynamics
Machine Design
Bolted Riveted and Welded Joints Design For Static Loading Design of Brakes and Clutches Design of Spur Gears Design of Bearings Fatigue Strength
Strength of Materials
Springs Simple Stress and Strain Complex Stresses Pure Bending Moment of Inertia Shear Force and Bending Moment Stresses In Beams Deflection of Beams Columns and Struts Torsion Strain Energy Method Thin Cylinders
Heat Transfer
Conduction Fin Design and Transient Heat Conduction Convection Radiation Heat Exchangers
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Engineering Mathematics
Linear Algebra Calculus Vector Calculus Probability and Statistics Differential Equations Complex Variable Transform Theory Numerical Methods
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Fluid Properties Fluid Statics Boundary Layer Turbulent Flow Laminar Flow Fluid Dynamics Fluid Kinematics
Thermodynamics
Properties of Pure Substances Basic Concepts and Zeroth Law First Law of Thermodynamics Calculation of Work and Heat Entropy and Irreversibility Rankine Cycle Availability Second Law of Thermodynamics
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