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Recent questions tagged gate2018-ch
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Mathematics GATE 2018 CH: 54
The deacy ratio for a system having complex conjugate poles as $(-\dfrac{1}{10} + j\dfrac{2}{15})$ and $(-\dfrac{1}{10} - j\dfrac{2}{15})$ is $7\times10^{-1}$ $8\times10^{-2}$ $9\times10^{-3}$ $10\times10^{-4}$
Lakshman Patel RJIT
asked
in
Calculus
Feb 20, 2018
by
Lakshman Patel RJIT
366
views
gate2018-ch
complex-number
1
vote
1
answer
2
Mathematics GATE 2018 CH: 6
The figure which represents $y = \dfrac{sin x}{x}$ for $x>0$ ($x$ in radians) is
Lakshman Patel RJIT
asked
in
Calculus
Feb 20, 2018
by
Lakshman Patel RJIT
534
views
gate2018-ch
engineering-mathematics
calculus
functions
1
vote
1
answer
3
Mathematics GATE 2018 CH: 33
If $y = e^{-x^2}$ then the value of $\displaystyle\lim_{x \to \infty} \dfrac{1}{x}\dfrac{\mathrm{d}y}{\mathrm{d}x}$ is _________ .
Lakshman Patel RJIT
asked
in
Calculus
Feb 20, 2018
by
Lakshman Patel RJIT
725
views
gate2018-ch
engineering-mathematics
calculus
limits
1
vote
2
answers
4
Mathematics GATE 2018 CH: 29
For the matrix $A = \begin{bmatrix}\cos\theta & -\sin\theta \\ \sin\theta & \cos\theta \end{bmatrix}$ if $\textit{det}$ stands for the determinant and $A^T$ is the transpose of $A$ then the value of $\textit{det}(A^TA)$ is __________ .
Lakshman Patel RJIT
asked
in
Linear Algebra
Feb 20, 2018
by
Lakshman Patel RJIT
468
views
gate2018-ch
engineering-mathematics
matrix
4
votes
1
answer
5
GATE2018 CH: GA-7
A set of $4$ parallel lines intersect with another set of $5$ parallel lines. How many parallelograms are formed? $20$ $48$ $60$ $72$
Lakshman Patel RJIT
asked
in
Quantitative Aptitude
Feb 20, 2018
by
Lakshman Patel RJIT
2.2k
views
gate2018-ch
general-aptitude
quantitative-aptitude
easy
geometry
7
votes
1
answer
6
GATE2018 CH: GA-10
In a detailed study of annual crow births in India, it was found that there was relatively no growth during the period $2002$ to $2004$ and a sudden spike from $2004$ to $2005$. In another unrelated study, it was found that the revenue from ... rate. If cracker sale declines, crow birth will decline. Increased birth rate of crows will cause an increase in the sale of crackers.
Lakshman Patel RJIT
asked
in
Quantitative Aptitude
Feb 20, 2018
by
Lakshman Patel RJIT
1.9k
views
gate2018-ch
general-aptitude
quantitative-aptitude
data-interpretation
6
votes
1
answer
7
GATE2018 CH: GA-8
To pass a test, a candidate needs to answer at least $2$ out of $3$ questions correctly. A total of $6,30,000$ candidates appeared for the test. Question $A$ was correctly answered by $3,30,000$ candidates. Question $B$ was answered correctly by $2,50,000$ ... the number answering none, how many candidates failed to clear the test? $30,000$ $2,70,000$ $3,90,000$ $4,20,000$
Lakshman Patel RJIT
asked
in
Quantitative Aptitude
Feb 20, 2018
by
Lakshman Patel RJIT
6.1k
views
gate2018-ch
general-aptitude
quantitative-aptitude
counting
4
votes
2
answers
8
GATE2018 CH: GA-6
An automobile travels from city $A$ to city $B$ and returns to city $A$ by the same route. The speed of the vehicle during the onward and return journeys were constant at $60km/h$ and $90 km/h$, respectively. What is the average speed in $km/h$ for the entire journey? $72\hspace{0.2cm} km/h$ $73\hspace{0.2cm} km/h$ $74\hspace{0.2cm} km/h$ $75 \hspace{0.2cm}km/h$
Lakshman Patel RJIT
asked
in
Quantitative Aptitude
Feb 20, 2018
by
Lakshman Patel RJIT
4.0k
views
gate2018-ch
general-aptitude
quantitative-aptitude
normal
speed-time-distance
3
votes
5
answers
9
GATE2018 CH: GA-2
"In spite of being warned repeatedly, he failed to correct his _________ behaviour ." The word that best fills the blank in the above sentence is rational reasonable errant good
Lakshman Patel RJIT
asked
in
Verbal Aptitude
Feb 20, 2018
by
Lakshman Patel RJIT
1.1k
views
gate2018-ch
general-aptitude
verbal-aptitude
normal
most-appropriate-word
0
votes
2
answers
10
GATE2018 CH: GA-1
"When she fell down the ________ , she received many _________ but little help." The words that best fill the blanks in the above sentence are stairs, stares stairs, stairs stares, stairs stares, stares
Lakshman Patel RJIT
asked
in
Verbal Aptitude
Feb 20, 2018
by
Lakshman Patel RJIT
1.1k
views
gate2018-ch
general-aptitude
verbal-aptitude
normal
most-appropriate-word
1
vote
2
answers
11
GATE2018 CH: GA-4
The area of an equilateral triangle is $\sqrt{3}$. What is the perimeter of the triangle$?$ $2$ $4$ $6$ $8$
Lakshman Patel RJIT
asked
in
Quantitative Aptitude
Feb 20, 2018
by
Lakshman Patel RJIT
849
views
gate2018-ch
general-aptitude
quantitative-aptitude
easy
geometry
triangle
2
votes
2
answers
12
GATE2018 CH: GA-5
Arrange the following three-dimensional objects in the descending order of their volumes: A cuboid with dimensions $\text{10 cm, 8 cm and 6 cm}$ A cube of side $\text{8 cm}$ A cylinder with base radius $\text{7 cm}$ and height $\text{7 cm}$ A sphere of radius $\text{7 cm}$ ... $\text{ii), i), iv), iii)}$ $\text{iii), ii), i), iv)}$ $\text{iv), iii), ii), i)}$
Lakshman Patel RJIT
asked
in
Quantitative Aptitude
Feb 20, 2018
by
Lakshman Patel RJIT
2.0k
views
gate2018-ch
quantitative-aptitude
normal
geometry
4
votes
2
answers
13
GATE2018 CH: GA-3
For $0\leq{x}\leq{2\pi}$, $\sin x \text{ and } \cos x$ are both decreasing functions in the interval _________ . $\left(0,\dfrac{\pi}{2}\right)$ $\left(\dfrac{\pi}{2},\pi\right)$ $\left(\pi,\dfrac{3\pi}{2}\right)$ $\left(\dfrac{3\pi}{2},2\pi\right)$
Lakshman Patel RJIT
asked
in
Quantitative Aptitude
Feb 20, 2018
by
Lakshman Patel RJIT
2.1k
views
gate2018-ch
quantitative-aptitude
functions
trigonometry
4
votes
2
answers
14
GATE2018 CH: GA-9
If $x^{2}+ x - 1 = 0$ what is the value of $x^4 + \dfrac{1}{x^4}$? $1$ $5$ $7$ $9$
Lakshman Patel RJIT
asked
in
Quantitative Aptitude
Feb 20, 2018
by
Lakshman Patel RJIT
789
views
gate2018-ch
quantitative-aptitude
easy
polynomials
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