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Recent questions and answers in Engineering Mechanics
0
votes
0
answers
1
GATE2020CE113
A body floating in a liquid is in a stable state of equilibrium if its metacentre lies above its centre of gravity metacentre lies below its centre of gravity metacentre coincides with its centre of gravity centre of gravity is below its centre of buoyancy
asked
Feb 28
in
Engineering Mechanics
by
jothee
(
2.7k
points)
gate2020ce1
engineeringmechanics
structuralengineering
equilibrium
0
votes
0
answers
2
GATE2020CE129
A rigid weightless platform $\textbf{PQRS}$ shown in the figure ( not drawn to the scale) can slide freely in the vertical direction. The platform is held in position by the weightless member $\textbf{OJ}$ and four weightless, frictionless rollers. Points $\textbf{O}$ ... of horizontal component of the reaction ( in $kN$) at pin $\textbf{O}$, is $90$ $120$ $150$ $180$
asked
Feb 28
in
Engineering Mechanics
by
jothee
(
2.7k
points)
gate2020ce1
engineeringmechanics
structuralengineering
rigidbody
0
votes
0
answers
3
GATE2017 CE26
Consider a rigid retaining wall with partially submerged cohesionless backfill with a surcharge. Which one of the following diagrams closely represents the Rankine’s active earth pressure distribution against this?
asked
Aug 7, 2019
in
Engineering Mechanics
by
gatecse
(
3.9k
points)
gate2017ce2
engineeringmechanics
structuralengineering
rigidbodies
0
votes
0
answers
4
GATE201626
The kinematic indeterminacy of the plane truss shown in the figure is $11$ $8$ $3$ $0$
asked
Mar 28, 2018
in
Engineering Mechanics
by
Milicevic3306
(
11.9k
points)
gate2016ce2
engineeringmechanics
structuralengineering
kinematics
truss
0
votes
0
answers
5
GATE201628
An assembly made of a rigid arm $ABC$ hinged at end $A$ and supported by an elastic rope $CD$ at end $C$ is shown in the figure. The members may be assumed to be weightless and the lengths of the respective members are shown in the figure. Under the action of a concentrated load $P$ at ... the rope is $\dfrac{3P}{\sqrt{2}} \\$ $\dfrac{P}{\sqrt{2}} \\$ $\dfrac{3P}{8} \\$ $\sqrt{2}P$
asked
Mar 28, 2018
in
Engineering Mechanics
by
Milicevic3306
(
11.9k
points)
gate2016ce2
engineeringmechanics
structuralengineering
rigidbody
magnitudeoftension
0
votes
0
answers
6
GATE2016134
A rigid member ACB is shown in the figure. The member is supported at A and B by pinned and guided roller supports, respectively. A force $\color{Red}{P}$ acts at $C$ as shown. Let $R_{Ah}$ and $R_{Bh}$ be the horizontal reactions at supports $A$ and $B$, respectively, and $R_{Av}$ be the ... $R_{Av}=P; \: R_{Bh} = \dfrac{1.5}{8}P; \text{ and } R_{Ah} = \dfrac{1.5}{8} P$
asked
Mar 28, 2018
in
Engineering Mechanics
by
Milicevic3306
(
11.9k
points)
gate2016ce1
engineeringmechanics
structuralengineering
rigidbodies
0
votes
0
answers
7
GATE2017 CE1: 42
Consider two axially loaded columns, namely, $1$ and $2$, made of a linear elastic material with Young's modulus $2 \times 10^5$ MPa, square crosssection with side $10$ mm, and length $1$ m. For column $1$, one end is fixed and the other end is free ... 's theory, the ratio (up to one decimal place) of the buckling load of Column $2$ to the buckling load of Column $1$ is ________
asked
Mar 26, 2018
in
Engineering Mechanics
by
Milicevic3306
(
11.9k
points)
gate2017ce1
numericalanswers
engineeringmechanics
structuralengineering
euler'sequation
0
votes
0
answers
8
GATE2015230
In a system, two connected rigid bars $AC$ and $BC$ are identical length, $L$ with pin supports at $A$ and $B$. The bars are interconnected at $C$ by a frictionless hinge. The rotation of the hinge is restrained by a rotational spring of stiffness, $k$. The system initially assumes a straight ... at $C$ is: $\dfrac{PL}{4k} \\$ $\dfrac{PL}{2k} \\$ $\dfrac{P}{4k} \\$ $\dfrac{Pk}{4L}$
asked
Mar 26, 2018
in
Engineering Mechanics
by
Milicevic3306
(
11.9k
points)
gate2015ce2
engineeringmechanics
structuralengineering
stiffness
rigidbody
0
votes
0
answers
9
GATE2014237
An infinitely long slope is made up of a $c\phi$ soil having the properties: cohesion $(c)=20$ kPa, and dry unit weight $(\gamma_d)=16 \: kN/m^3$. The angle of inclination and critical height of the slope are $40^{\circ}$ and $5$ m respectively. To maintain the limiting equilibrium, the angle of internal friction of the soil (in degrees) is _______
asked
Mar 26, 2018
in
Engineering Mechanics
by
Milicevic3306
(
11.9k
points)
gate2014ce2
numericalanswers
engineeringmechanics
structuralengineering
equilibrium
0
votes
0
answers
10
GATE2014233
Considering the symmetric of a rigid frame as shown below, the magnitude of the bending moment (in kNm) at P (preferably using the moment distribution method) is $170$ $172$ $176$ $178$
asked
Mar 26, 2018
in
Engineering Mechanics
by
Milicevic3306
(
11.9k
points)
gate2014ce2
engineeringmechanics
structuralengineering
rigidbodies
0
votes
0
answers
11
GATE2014151
The perceptionreaction time for a vehicle travelling at $90$ km/h, given the coefficient of longitudinal friction of $0.35$ and the stopping sight distance of $170$ m (assume $g=9.81 \: m/s^2$), is _____ seconds.
asked
Mar 26, 2018
in
Engineering Mechanics
by
Milicevic3306
(
11.9k
points)
gate2014ce1
numericalanswers
engineeringmechanics
structuralengineering
friction
0
votes
0
answers
12
GATE2014126
If the following equation establishes equilibrium in slightly bent position, the midspan deflection of a member shown in the figure is $\frac{d^2y}{dx^2}+\frac{P}{EI}y=0$ If $a$ is amplitude constant for $y,$ then $y=\dfrac{1}{P} \bigg( 1 a \cos \dfrac{2 \pi x}{L} \bigg) \\$ ... $y= a \sin \dfrac{n \pi x}{L} \\$ $y= a \cos \dfrac{n \pi x}{L}$
asked
Mar 26, 2018
in
Engineering Mechanics
by
Milicevic3306
(
11.9k
points)
gate2014ce1
engineeringmechanics
structuralengineering
equilibrium
0
votes
0
answers
13
GATE2014120
The dimension for kinematic viscosity is $\dfrac{L}{MT} \\$ $\dfrac{L}{T^2} \\$ $\dfrac{L^2}{T} \\$ $\dfrac{ML}{T}$
asked
Mar 26, 2018
in
Engineering Mechanics
by
Milicevic3306
(
11.9k
points)
gate2014ce1
engineeringmechanics
structuralengineering
kinematicviscosity
0
votes
0
answers
14
GATE201418
The ultimate collapse load $(P)$ in terms of plastic moment $M_p$ by kinematic approach for a propped cantilever of length $L$ with $P$ acting at its midspan as shown in the figure, would be $P=\dfrac{2M_p}{L} \\$ $P=\dfrac{4M_p}{L} \\$ $P=\dfrac{6M_p}{L}\\$ $P=\dfrac{8M_p}{L}$
asked
Mar 26, 2018
in
Engineering Mechanics
by
Milicevic3306
(
11.9k
points)
gate2014ce1
engineeringmechanics
structuralengineering
kinematicapproach
0
votes
0
answers
15
GATE201317
GroupI contains dimensionless parameters and GroupII contains the ratios. ... $P3, Q4, R2, S1$ $P2, Q3, R4, S1$ $P1, Q3, R2, S4$
asked
Mar 26, 2018
in
Engineering Mechanics
by
Milicevic3306
(
11.9k
points)
gate2013ce
engineeringmechanics
structuralengineering
systemofforces
0
votes
1
answer
16
GATE2018 CE1: 39
Variation of water depth $(y)$ in a gradually varied open channel flow is given by the first order differential equation $ \dfrac{dy}{dx} = \dfrac{1e^{\frac{10}{3} \ln(y)}}{250  45e^{3\ln(y)}}$ ... in m, up to three decimal places) of flow at a downstream section at $x=1$ m from one calculation step of Single Step Euler Method is ___________
answered
Feb 18, 2018
in
Engineering Mechanics
by
pushpendratiwari1011
(
1k
points)
gate2018ce1
numericalanswers
engineeringmechanics
structuralengineering
eulersmethod
0
votes
0
answers
17
GATE2018 CE2: 29
Two rigid bodies of mass $5$ kg and $4$ kg are at rest on a frictionless surface until acted upon by a force of $36$ N as shown in the figure. The contact force generated between the two bodies is $4.0$ N $7.2$ N $9.0$ N $16.0$ N
asked
Feb 17, 2018
in
Engineering Mechanics
by
gatecse
(
3.9k
points)
gate2018ce2
rigidbodies
engineeringmechanics
structuralengineering
0
votes
0
answers
18
GATE2018 CE1: 29
A plate in equilibrium is subjected to uniform stresses along its edges with magnitude $\sigma_{xx} = 30 MPa$ and $\sigma_{yy} = 50 MPa$ as shown in the figure. The Young's modulus of the material is $2 \times 10^{11} \: N/m^2$ and the Poisson's ratio is $0.3$ ... , then the strain $\varepsilon_{zz}$ $120 \times 10^{6}$ $60 \times 10^{6}$ $0.0$ $120 \times 10^{6}$
asked
Feb 17, 2018
in
Engineering Mechanics
by
gatecse
(
3.9k
points)
gate2018ce1
engineeringmechanics
structuralengineering
equilibrium
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