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GATE2018 CE-1: 4
A column of height $h$ with a rectangular cross-section of size $a \times 2a$ has a buckling load of $P$. If the cross-section is changed to $0.5 a \times 3a$ and its height changed to 1.5$h$, the buckling load of the redesigned column will be $P/12$ $P/4$ $P/2$ $3P/4$
answered
in
Solid Mechanics
Feb 27, 2018
gate2018-ce-1
solid-mechanics
structural-engineering
buckling-of-column
1
answer
2
GATE2018 CE-1: 14
A bitumen sample has been graded as $\text{VG}30$ as per $\text{IS:}73-2013$. The $'30'$ in the grade means that penetration of bitumen at $25^{\circ}C$ is between $20$ and $40$ viscosity of bitumen at $60^{\circ}C$ is between $2400$ and $3600$ Poise ductility of bitumen at $27^{\circ}C$ is more than $30$ cm elastic recovery of bitumen at $15^{\circ}C$ is more than $30 \%$
answered
in
Highway Pavements
Feb 27, 2018
gate2018-ce-1
transportation-engineering
highway-pavements
desirable-properties-of-bitumen
tests-on-bitumen
2
answers
3
GATE2018 CE-1: 21
A core cutter of $130$ mm height has inner and outer diameters of $100$ mm and $106$ mm, respectively. The area ratio of the core cutter (in $\%$, up to two decimal places) is _____
answered
in
Soil Mechanics
Feb 24, 2018
gate2018-ce-1
numerical-answers
geotechnical-engineering
soil-mechanics
core-cutter
1
answer
4
GATE2018 CE-1: 6
The Le Chatelier apparatus is used to determine compressive strength of cement fitness of cement setting time of cement soundness of cement
answered
in
Concrete Structures
Feb 24, 2018
gate2018-ce-1
structural-engineering
concrete-structures
soundness-test
le-chatelier-apparatus
1
answer
5
GATE2018 CE-1: 1
Which one of the following matrices is singular? $\begin{bmatrix} 2 & 5 \\ 1 & 3 \end{bmatrix} \\$ $\begin{bmatrix} 3 & 2 \\ 2 & 3 \end{bmatrix} \\$ $\begin{bmatrix} 2 & 4\\ 3 & 6 \end{bmatrix} \\$ $\begin{bmatrix} 4 & 3\\ 6 & 2 \end{bmatrix}$
answered
in
Linear Algebra
Feb 24, 2018
gate2018-ce-1
linear-algebra
matrices
determinant
3
answers
6
GATE2018 CE-1: 34
A priority intersection has a single-lane oneway traffic road crossing an undivided two-lane two-way traffic road. The traffic stream speed on the single lane road is $20$ kmph and the speed on the two-lane road is $50$ kmph. The perception-reaction time is $2.5$ s, coefficient of longitudinal ... be $50$ m and $20$ m $61$ m and $18$ m $111$ m and $15$ m $122$ m and $36$ m
answered
in
Traffic Engineering
Feb 23, 2018
gate2018-ce-1
traffic-engineering
transportation-engineering
traffic-stream
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