1 1 vote
0 0 answers
Which one of the following statements is NOT correct?When the water content of soil lies between its liquid limit and plastic limit, the soil is said to be in plastic sta...
0 0 votes
0 0 answers
The contact pressure and settlement distribution for a footing are shown in the figure.The figure corresponds to arigid footing on a granular soilflexible footing on a g...
0 0 votes
0 0 answers
A flownet below a dam consists of $24$ equipotential drops and $7$ flow channels. The difference between the upstream the upstream and downstream water levels is $6$ m. T...
0 0 votes
0 0 answers
A vertical load of $10$ kN acts on a hinge located at a distance of $L/4$ from the roller support Q of a beam of length $L$ (see figure).The vertical reaction at support ...
0 0 votes
0 0 answers
A structural member subjected to compression, has both translation and rotation restrained at one end, while only translation is restrained at the other end. As per $\tex...
0 0 votes
0 0 answers
The setting time of cement is determined usingLe Chatelier apparatusBriquette testing apparatusVicat apparatusCasagrande's apparatus
0 0 votes
0 0 answers
All the members of the planar truss (see figure), have the same properties in terms of area of cross-section (A) and modulus of elasticity (E).For the loads shown on the ...
0 0 votes
0 0 answers
A probability distribution with right skew is shown in the figure.The correct statement for the probability distribution isMean is equal to modeMean is greater than media...
0 0 votes
0 0 answers
The graph of a function $f(x)$ is shown in the figure.For $f(x)$ to be a valid probability density function, the value of $h$ is$1/3$$2/3$$1$$3$
0 0 votes
0 0 answers
The solution of the equation $x \frac{dy}{dx} +y = 0$ passing through the point $(1,1)$ is$x$$x^2$$x^{-1}$$x^{-2}$
14 14 votes
6 answers 6 answers
Each of the letters arranged as below represents a unique integer from $1$ to $9$. The letters are positioned in the figure such that $(A \times B \times C), (B \times G ...
9 9 votes
2 answers 2 answers
Consider a sequence of numbers $a_1, a_2, a_3, \dots , a_n$ where $a_n = \dfrac{1}{n}-\dfrac{1}{n+2}$, for each integer $n>0$. Whart is the sum of the first $50$ terms?$\...
2 2 votes
2 answers 2 answers
Which of the following function(s) is an accurate description of the graph for the range(s) indicated?$y=2x+4 \text{ for } -3 \leq x \leq -1$$y= \mid x-1 \mid \text{ for ...
6 6 votes
1 answers 1 answer
The price of a wire made of a super alloy material is proportional to the square of its length. The price of $10 m$ length of the wire is Rs. $1600$. What would be the to...
8 8 votes
3 answers 3 answers
A fruit seller sold a basket of fruits at $\text{12.5%}$ loss. Had he sold it for Rs. $108$ more, he would have made a $\text{10%}$ gain. What is the loss in Rupees incur...
8 8 votes
1 answers 1 answer
The temperature $T$ in a room varies as a function of the outside temperature $T_0$ and the number of persons in the room $p$, according to the relation $T=K(\theta p +T_...
10 10 votes
5 answers 5 answers
Tower A is $90$ m tall and tower B is $140$ m tall. They are 100 m apart. A horizontal skywalk connects the floors at $70$ m in both the towers. If a taut rope connects t...
27 27 votes
6 answers 6 answers
Hema's age is $5$ years more than twice Hari's age. Suresh's age is $13$ years less than Hari's age. If Suresh is $3$ times as old as Hema, then how old is Hema?$14$$17$$...
2 2 votes
2 answers 2 answers
"It is no surprise that every society has had codes of behavior; however, the nature of these codes is often _____."The word that best fills the blank in the above senten...
3 3 votes
2 answers 2 answers
"The driver applied the ____ as soon as she approached the hotel where she wanted to take a ____"brake, breakbreak, brakebrake, brakebreak, break
0 0 votes
1 1 answer
An aircraft approaches the threshold of a runway strip at a speed of $200$ km/h. The pilot decelerates the aircraft at a rate of $1.697 \: m/s^2$ and takes $18 \: s$ to e...
0 0 votes
1 1 answer
Given the following data: design life $n=15$ years, lane distribution factor $D=0.75$, annual rate of growth of commercial vehicles $r=6 \%$, vehicle damage factor $F=4$ ...
0 0 votes
1 1 answer
A waste activated sludge (WAS) is to be blended with green waste (GW). The carbon (C) and nitrogen (N) contents, per kg of WAS and GW, on dry basis are given in the table...
0 0 votes
1 1 answer
The ultimate BOD $(L_0)$ of a wastewater sample is estimated as $87 \%$ of COD. The COD of this wastewater is $300$ mg/L. Considering first order BOD reaction rate consta...
0 0 votes
1 1 answer
A water sample analysis data is given below,$$\begin{array}{|c|c|} \hline \textbf{Ion} & \textbf{Concentration, mg/L} & \textbf{Atomic Weight} \\ \hline Ca^{2+} & 60 & 40...
0 0 votes
1 1 answer
In a laboratory, a flow experiment is performed over a hydraulic structure. The measured values of discharge and velocity are $\text{0.05}$ $m^{3}/s$ and $\text{0.25}$ $m...
0 0 votes
1 1 answer
The infiltration rate $f$ in a basin under ponding condition is given by $f = 30+10e^{-2t}$ where, $f$ is in mm/h and $t$ is time in hour. Total depth of infiltration (in...
0 0 votes
1 1 answer
Rainfall depth over a watershed is monitored through six number of well distributed rain gauges. Gauged data are given below$$\begin{array}{|c|c|} \hline\textbf{Rain Gaug...
–1 –1 vote
1 1 answer
A rigid smooth retaining wall of height $7$ m with vertical backface retains saturated clay ass backfill. The saturated unit weight and undrained cohesion of the backfill...
0 0 votes
1 1 answer
The void ratio of a soil is $0.55$ at an effective normal stress of $140$ kPa. The compression index of the soil is $0.25$. In order to reduce the void ratio to $0.4$, an...
0 0 votes
1 1 answer
A conventional drained triaxial compression test was conducted on a normally consolidated clay sample under an effective confining pressure of $200$ kPa. The deviator str...
0 0 votes
0 0 answers
At a construction site, a contractor plans to make an excavation as shown in the figure.The water level in the adjacent river is at an elevation of $+20.0$ m. Unit weight...
0 0 votes
2 2 answers
Consider the deformable pin-joined truss with loading, geometry and section properties as shown in the figure.Given that $E = 2 \times 10^{11} N/m^2, \: A=10 mm^2, L=1 m$...
0 0 votes
2 2 answers
The dimensions of a symmetrical welded I-section are shown in the figure.The plastic section modulus about the weaker axis (in $cm^3$, up to decimal place) is _____
0 0 votes
0 0 answers
An RCC beam of rectangular cross section has factored shear of $200$ kN at its critical section. Its width $b$ is $250$ mm and effective depth $d$ is $350$ mm. Assume des...
0 0 votes
2 2 answers
An RCC short column (with lateral ties) of rectangular cross section of $250 \: mm \times 300 \: mm$ is reinforced with four numbers of $16$ mm diameter longitudinal bars...
0 0 votes
1 1 answer
Variation of water depth $(y)$ in a gradually varied open channel flow is given by the first order differential equation$$ \dfrac{dy}{dx} = \dfrac{1-e^{-\frac{10}{3} \ln(...
0 0 votes
1 1 answer
The solution (up to three decimal places) at $x=1$ of the differential equation $\dfrac{d^2y}{dx^2} + 2 \dfrac{dy}{dx} + y =0$ subject to boundary conditions $y(0) = 1$ a...
0 0 votes
1 1 answer
The solution at $x=1$, $t=1$ of the partial differential equation $\dfrac{\partial ^2 u}{\partial x^2} = 25 \dfrac{\partial ^2 u}{\partial t^2}$ subject to initial condit...
0 0 votes
0 0 answers
A square area (on the surface of the earth) with side $100$ m and uniform height, appears as $1 \: cm^2$ on a vertical aerial photograph. The topographic map shows that a...