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Recent questions tagged gate2014-ec-1
1
vote
1
answer
1
GATE-2014 EC
Which one of the following statements is NOT true for a square matrix A? If A is real symmetric, the eigen values of A are the diagonal elements of it. If all the principal minors of A are positive, all the eigen values of A are also positive. My question is what is “principal minors of A” ?
samarpita
asked
in
Linear Algebra
May 9, 2022
by
samarpita
285
views
linear-algebra
gate2014-ec-1
eigen-value
4
votes
0
answers
2
ECE GATE -2014 Matrix
Which one of the following statements is NOT true for a square matrix $A$? If $A$ is upper triangular, the eigenvalues of $A$ are the diagonal elements of it If $A$ is real symmetric, the eigenvalues of $A$ are always real and positive If $A$ is ... $A$ are positive, all the eigenvalues of $A$ are also positive
Lakshman Patel RJIT
asked
in
Linear Algebra
Jan 8, 2018
by
Lakshman Patel RJIT
1.6k
views
engineering-mathematics
linear-algebra
matrix
gate2014-ec-1
31
votes
11
answers
3
GATE2014 EC-1: GA-10
You are given three coins: one has heads on both faces, the second has tails on both faces, and the third has a head on one face and a tail on the other. You choose a coin at random and toss it, and it comes up heads. The probability that the other face is tails is $\dfrac{1}{4}$ $\dfrac{1}{3}$ $\dfrac{1}{2}$ $\dfrac{2}{3}$
makhdoom ghaya
asked
in
Quantitative Aptitude
Mar 18, 2016
by
makhdoom ghaya
8.5k
views
gate2014-ec-1
quantitative-aptitude
probability
conditional-probability
16
votes
6
answers
4
GATE2014 EC-1: GA-9
The exports and imports (in crores of Rs.) of a country from $2000$ to $2007$ are given in the following bar chart. If the trade deficit is defined as excess of imports over exports, in which year is the trade deficit $1/5$th of the exports? $2005$ $2004$ $2007$ $2006$
makhdoom ghaya
asked
in
Quantitative Aptitude
Mar 18, 2016
by
makhdoom ghaya
3.5k
views
gate2014-ec-1
quantitative-aptitude
data-interpretation
bar-graph
normal
4
votes
2
answers
5
GATE2014 EC-1: GA-8
A train that is $280$ metres long, travelling at a uniform speed, crosses a platform in $60$ seconds and passes a man standing on the platform in $20$ seconds. What is the length of the platform in metres?
makhdoom ghaya
asked
in
Quantitative Aptitude
Mar 18, 2016
by
makhdoom ghaya
3.9k
views
gate2014-ec-1
quantitative-aptitude
speed-time-distance
normal
numerical-answers
1
vote
3
answers
6
GATE2014 EC-1: GA-7
For submitting tax returns, all resident males with annual income below Rs $10$ lakh should fill up Form $P$ and all resident females with income below Rs $8$ lakh should fill up Form $Q$. All people with incomes above Rs $10$ ... Rs $9$ lakh A non-resident male with annual income Rs $16$ lakh A non-resident female with annual income Rs $16$ lakh
makhdoom ghaya
asked
in
Verbal Aptitude
Mar 18, 2016
by
makhdoom ghaya
1.6k
views
gate2014-ec-1
verbal-aptitude
passage-reading
normal
2
votes
2
answers
7
GATE2014 EC-1: GA-6
Find the odd one from the following group: $W,E,K,O \qquad I,Q,W,A\qquad F,N,T,X\qquad N,V,B,D$ $W,E,K,O$ $I,Q,W,A $ $F,N,T,X $ $N,V,B,D$
makhdoom ghaya
asked
in
Analytical Aptitude
Mar 18, 2016
by
makhdoom ghaya
2.2k
views
gate2014-ec-1
odd-one
normal
10
votes
3
answers
8
GATE2014 EC-1: GA-5
What is the next number in the series? $12$ $35$ $81$ $173$ $357$ _______.
makhdoom ghaya
asked
in
Quantitative Aptitude
Mar 18, 2016
by
makhdoom ghaya
1.1k
views
gate2014-ec-1
number-series
quantitative-aptitude
numerical-answers
11
votes
6
answers
9
GATE2014 EC-1: GA-4
The statistics of runs scored in a series by four batsmen are provided in the following table. Who is the most consistent batsman of these four? ... $K$ $L$ $M$ $N$
makhdoom ghaya
asked
in
Quantitative Aptitude
Mar 18, 2016
by
makhdoom ghaya
4.6k
views
gate2014-ec-1
statistics
quantitative-aptitude
1
vote
2
answers
10
GATE2014 EC-1: GA-3
Choose the most appropriate word from the options given below to complete the following sentence. Many ancient cultures attributed disease to supernatural causes. However, modern science has largely helped ________ such notions. Impel Dispel Propel Repel
makhdoom ghaya
asked
in
Verbal Aptitude
Mar 18, 2016
by
makhdoom ghaya
1.1k
views
gate2014-ec-1
most-appropriate-word
verbal-aptitude
5
votes
3
answers
11
GATE2014 EC-1: GA-2
Read the statements: All women are entrepreneurs. Some women are doctors. Which of the following conclusions can be logically inferred from the above statements? All women are doctors All doctors are entrepreneurs All entrepreneurs are women Some entrepreneurs are doctors
makhdoom ghaya
asked
in
Analytical Aptitude
Mar 18, 2016
by
makhdoom ghaya
2.8k
views
gate2014-ec-1
analytical-aptitude
logical-reasoning
statements-follow
easy
3
votes
2
answers
12
GATE2014 EC-1: GA-1
Choose the most appropriate phrase from the options given below to complete the following sentence. The aircraft __________ take off as soon as its flight plan was filed. Is allowed to Will be allowed to Was allowed to Has been allowed to
makhdoom ghaya
asked
in
Verbal Aptitude
Mar 18, 2016
by
makhdoom ghaya
2.0k
views
gate2014-ec-1
verbal-aptitude
tenses
easy
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