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Recent questions and answers in Numerical Methods
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0
votes
Numerical Method Analysis : Help...
Use Secant method to find roots of:$x^3-2x^2+3x-5=0$x+1 = 4sinx$e^x = x + 2$
kidussss
294
views
kidussss
asked
Mar 7, 2023
Numerical Methods
numerical-methods
out-of-gate-syllabus
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215
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0
answers
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Numerical Method Analysis : Help....
Use NR method to find a root of the equation with tolerance x=0.00001.$x^3-2x-5=0$e^x-3x^2=0$
kidussss
215
views
kidussss
asked
Mar 7, 2023
Numerical Methods
numerical-methods
out-of-gate-syllabus
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117
views
0
answers
0
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Numerical Method Analysis : Help...
Use Bisection method to find all roots of $x^3 – 5x + 3 = 0$
kidussss
117
views
kidussss
asked
Mar 7, 2023
Numerical Methods
numerical-methods
out-of-gate-syllabus
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294
views
0
answers
0
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Numerical Method Analysis : Help...
Use Bisection method to find the root of the following equation with tolerance 0.001.$x^4 - 2x^3 - 4x^2 + 4x + 4 = 0$x^3 – e^x + sin(x) = 0$
kidussss
294
views
kidussss
asked
Mar 7, 2023
Numerical Methods
numerical-methods
out-of-gate-syllabus
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247
views
0
answers
0
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NIELIT 2021 Dec Scientist B - Section B: 60
One root of $x^{3} – x – 4 = 0$ lies in $(1, 2).$ In bisection method, after first iteration the root lies in the interval ___________ .$(1, 1.5)$(1.5, 2)$(1.25, 1.75)$(1.75, 2)$
admin
247
views
admin
asked
Jul 21, 2022
Numerical Methods
nielit-2021-it-dec-scientistb
numerical-methods
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801
views
1
answers
1
votes
GATE CSE 1987 | Question: 1-xxiv
The simplex method is so named because It is simple.It is based on the theory of algebraic complexes.The simple pendulum works on this method.No one thought of a better name.
Arjun
801
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Arjun
answered
May 26, 2022
Numerical Methods
gate1987
numerical-methods
simplex-method
out-of-gate-syllabus
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2.0k
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1
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0
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NIELIT 2016 MAR Scientist B - Section B: 7
In which of the following methods proper choice of initial value is very important?Bisection methodFalse positionNewton-RaphsonBairsto method
33
2.0k
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33
answered
Mar 15, 2022
Numerical Methods
nielit2016mar-scientistb
non-gate
numerical-methods
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5.3k
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3
answers
8
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GATE IT 2006 | Question: 28
The following definite integral evaluates to$\int_{-\infty}^{0} e^ {-\left(\frac{x^2}{20} \right )}dx$$\frac{1}{2}$\pi \sqrt{10}$\sqrt{10}$\pi$
ankitgupta.1729
5.3k
views
ankitgupta.1729
answered
Sep 14, 2021
Numerical Methods
gateit-2006
numerical-methods
normal
non-gate
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3.2k
views
3
answers
1
votes
GATE CSE 2008 | Question: 21
The minimum number of equal length subintervals needed to approximate $\int_1^2 xe^x\,dx$ to an accuracy of at least $\frac{1}{3}\times10^{-6}$ using the trapezoidal rule is1000e1000100e100
omji-mishra
3.2k
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omji-mishra
answered
Aug 3, 2021
Numerical Methods
gatecse-2008
normal
numerical-methods
trapezoidal-rule
non-gate
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617
views
1
answers
2
votes
GATE CSE 1988 | Question: 1i
Loosely speaking, we can say that a numerical method is unstable if errors introduced into the computation grow at _________ rate as the computation proceeds.
Jhaiyam
617
views
Jhaiyam
answered
Jul 31, 2020
Numerical Methods
gate1988
numerical-methods
out-of-gate-syllabus
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3.1k
views
2
answers
2
votes
UGC NET CSE | June 2019 | Part 2 | Question: 10
Consider an LPP given as$\text{Max } Z=2x_1-x_2+2x_3$subject to the constraints$2x_1+x_2 \leq 10 \\ x_1+2x_2-2x_3 \leq 20 \\ x_1 + 2x_3 \leq 5 \\ x_1, \: x_2 \: x_3 \geq 0 $ ... x_3=0, \: Z=-\frac{5}{2}$x_1 = 0, x_2=0, \: x_3=10, \: Z=20$
Tiklu_95
3.1k
views
Tiklu_95
answered
Jun 8, 2020
Numerical Methods
ugcnetcse-june2019-paper2
simplex-method
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3.6k
views
1
answers
1
votes
UGC NET CSE | December 2018 | Part 2 | Question: 8
In PERT/CPM, the merge event represents _____ of two or more events.completionbeginningsplittingjoining
Nbhardwaj
3.6k
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Nbhardwaj
answered
May 14, 2020
Numerical Methods
ugcnetcse-dec2018-paper2
operation-research-pert-cpm
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1.2k
views
1
answers
0
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NIELIT 2017 OCT Scientific Assistant A (CS) - Section C: 7
The convergence of the bisection method isCubicQuadraticLinearNone
DIBAKAR MAJEE
1.2k
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DIBAKAR MAJEE
answered
Apr 24, 2020
Numerical Methods
nielit2017oct-assistanta-cs
non-gate
numerical-methods
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411
views
0
answers
1
votes
NIELIT 2016 MAR Scientist C - Section B: 1
Choose the most appropriate option.The Newton-Raphson iteration $x_{n+1}=\dfrac{x_{n}}{2}+\dfrac{3}{2x_{n}}$ can be used to solve the equation$x^{2}=3$x^{3}=3$x^{2}=2$x^{3}=2$
admin
411
views
admin
asked
Apr 2, 2020
Numerical Methods
nielit2016mar-scientistc
non-gate
numerical-methods
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289
views
0
answers
0
votes
NIELIT 2017 OCT Scientific Assistant A (IT) - Section B: 17
The convergence of the bisection method isCubicQuadraticLinearNone
admin
289
views
admin
asked
Apr 1, 2020
Numerical Methods
nielit2017oct-assistanta-it
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2.4k
views
2
answers
0
votes
NIELIT 2017 DEC Scientist B - Section B: 3
Using bisection method, one root of $x^4-x-1$ lies between $1$ and $2$. After second iteration the root may lie in interval:$(1.25,1.5)$(1,1.25)$(1,1.5)$None of the options.
admin
2.4k
views
admin
asked
Mar 30, 2020
Numerical Methods
nielit2017dec-scientistb
non-gate
numerical-methods
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681
views
1
answers
0
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NIELIT 2017 DEC Scientist B - Section B: 20
Let $u$ and $v$ be two vectors in $R^2$ whose Eucledian norms satisfy $\mid u\mid=2\mid v \mid$. What is the value $\alpha$ such that $w=u+\alpha v$ bisects the angle between $u$ and $v$?$2$1$\dfrac{1}{2}$-2$
admin
681
views
admin
asked
Mar 30, 2020
Numerical Methods
nielit2017dec-scientistb
non-gate
vector-space
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757
views
1
answers
2
votes
Is reading comprehension asked in IIITH
Does in iiith pgeee exam , does Reading comprehension is being asked. Do we need to prepare for it?
Winner
757
views
Winner
answered
Mar 29, 2019
Numerical Methods
iiith-pgee
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2.0k
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2
answers
4
votes
ISRO2009-48
The cubic polynomial $y(x)$ which takes the following values: $y(0)=1, y(1)=0, y(2)=1$ and $y(3)=10$ is$x^3 +2x^2 +1$x^3 +3x^2 -1$x^3 +1$x^3 -2x^2 +1$
Devwritt
2.0k
views
Devwritt
answered
Mar 10, 2019
Numerical Methods
isro2009
polynomials
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–
12.1k
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3
answers
0
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GATE CSE 1994 | Question: 3.4
Match the following items(i) Newton-Raphson(a) Integration(ii) Runge-Kutta(b) Root finding(iii) Gauss-Seidel(c) Ordinary Differential Equations(iv) Simpson's Rule(d) Solution of Systems of Linear Equations
Gurdeep Saini
12.1k
views
Gurdeep Saini
answered
Dec 17, 2018
Numerical Methods
gate1994
numerical-methods
easy
out-of-gate-syllabus
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2.9k
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1
answers
8
votes
ISRO2009-44
A root $\alpha$ of equation $f(x)=0$ can be computed to any degree of accuracy if a 'good' initial approximation $x_0$ is chosen for which$f(x_0) > 0$f (x_0) f''(x_0) > 0$f(x_0) f'' (x_0) < 0$f''(x_0) >0$
Roman224
2.9k
views
Roman224
answered
Oct 7, 2018
Numerical Methods
isro2009
numerical-methods
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1.0k
views
2
answers
1
votes
Number Theory
A prison houses 100 inmates, one in each of 100 cells, guarded by a total of 100 warders. One evening, all the cells are locked and the keys left in the ... warder turns the key in just the last cell. Which doors are left unlocked and why?
Subarna Das
1.0k
views
Subarna Das
answered
Apr 19, 2018
Numerical Methods
number-theory
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26.3k
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3
answers
8
votes
ISRO2017-3
Using Newton-Raphson method, a root correct to 3 decimal places of $x^3 - 3x -5 = 0$2.2222.2752.279None of the above
stanchion
26.3k
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stanchion
answered
Feb 27, 2018
Numerical Methods
isro2017
newton-raphson
non-gate
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743
views
0
answers
0
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GATE CSE 1987 | Question: 11b
Use Simpson's rule with $h=0.25$ to evaluate $ V= \int_{0}^{1} \frac{1}{1+x} dx$ correct to three decimal places.
makhdoom ghaya
743
views
makhdoom ghaya
asked
Nov 15, 2016
Numerical Methods
gate1987
numerical-methods
simpsons-rule
out-of-gate-syllabus
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541
views
0
answers
0
votes
GATE CSE 1987 | Question: 11a
Given $f(300)=2,4771; f(304) = 2.4829; f(305) = 2.4843$ and $f(307) = 2.4871$ find $f(301)$ using Lagrange's interpolation formula.
makhdoom ghaya
541
views
makhdoom ghaya
asked
Nov 15, 2016
Numerical Methods
gate1987
numerical-methods
out-of-gate-syllabus
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733
views
0
answers
0
votes
GATE CSE 1987 | Question: 1-xxv
Which of the following statements is true in respect of the convergence of the Newton-Rephson procedure?It converges always under all circumstances.It does ... a root where the second differential coefficient vanishes.None of the above.
makhdoom ghaya
733
views
makhdoom ghaya
asked
Nov 9, 2016
Numerical Methods
gate1987
numerical-methods
newton-raphson
out-of-gate-syllabus
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–
7.9k
views
1
answers
3
votes
UGC NET CSE | December 2014 | Part 3 | Question: 69
Five men are available to do five different jobs. From past records, the time (in hours) that each man takes to do each job is known and is given in the ... $11$13$15$
Sanjay Sharma
7.9k
views
Sanjay Sharma
answered
Aug 2, 2016
Numerical Methods
ugcnetcse-dec2014-paper3
assignment-problem
hungarian-method
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–
4.3k
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2
answers
3
votes
ISRO-2013-48
The Guass-Seidal iterative method can be used to solve which of the following sets?Linear algebraic equationsLinear and non-linear algebraic equationsLinear differential equationsLinear and non-linear differential equations
kvkumar
4.3k
views
kvkumar
answered
Jun 28, 2016
Numerical Methods
isro2013
numerical-methods
guass-seidal-iterative-method
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1.9k
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2
answers
3
votes
ISRO2009-51
The formula $P_k = y_0 + k \triangledown y_0+ \frac{k(k+1)}{2} \triangledown ^2 y_0 + \dots + \frac{k \dots (k+n-1)}{n!} \triangledown ^n y_0$ isNewton's backward formulaGauss forward formulaGauss backward formulaStirling's formula
naga praveen
1.9k
views
naga praveen
answered
Jun 25, 2016
Numerical Methods
isro2009
numerical-methods
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–
3.2k
views
2
answers
4
votes
ISRO2011-52
GivenX:01016Y:61628The interpolated value X=4 using piecewise linear interpolation is1142210
Kapil
3.2k
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Kapil
answered
Jun 24, 2016
Numerical Methods
isro2011
interpolation
non-gate
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–
1.6k
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1
answers
3
votes
ISRO2009-47
The formula ... is calledSimpson ruleTrapezoidal ruleRomberg's ruleGregory's formula
ManojK
1.6k
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ManojK
answered
Jun 15, 2016
Numerical Methods
isro2009
numerical-methods
non-gate
+
–
8.2k
views
1
answers
4
votes
ISRO2009-46
The shift operator $E$ is defined as $E [f(x_i)] = f (x_i+h)$ and $E'[f(x_i)]=f (x_i -h)$ then $\triangle$ (forward difference) in terms of $E$ is$E-1$E$1-E^{-1}$1-E$
Kapil
8.2k
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Kapil
answered
Jun 15, 2016
Numerical Methods
isro2009
+
–
2.0k
views
2
answers
5
votes
GATE CSE 2000 | Question: 2.1
X, Y and Z are closed intervals of unit length on the real line. The overlap of X and Y is half a unit. The overlap of Y and Z is also half a unit. Let ... true?k must be 1k must be 0k can take any value between 0 and 1None of the above
confused_luck
2.0k
views
confused_luck
answered
Jan 14, 2016
Numerical Methods
gatecse-2000
numerical-methods
normal
non-gate
out-of-gate-syllabus
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–
11.8k
views
3
answers
30
votes
GATE CSE 2006 | Question: 1, ISRO2009-57
Consider the polynomial $p(x) = a_0 + a_1x + a_2x^2 + a_3x^3$ , where $a_i \neq 0$, $\forall i$. The minimum number of multiplications needed to evaluate $p$ on an input $x$ is:3469
srestha
11.8k
views
srestha
answered
Nov 24, 2015
Numerical Methods
gatecse-2006
numerical-methods
normal
isro2009
+
–
3.1k
views
2
answers
6
votes
GATE CSE 1999 | Question: 1.23
The Newton-Raphson method is to be used to find the root of the equation $f(x)=0$ where $x_o$ is the initial approximation and $f'$ is the derivative ... convergesalwaysonly if $f$ is a polynomialonly if $f(x_o) <0$none of the above
Rajarshi Sarkar
3.1k
views
Rajarshi Sarkar
answered
Jun 24, 2015
Numerical Methods
gate1999
numerical-methods
newton-raphson
normal
out-of-syllabus-now
+
–
1.6k
views
1
answers
0
votes
GATE CSE 1997 | Question: 4.10
The trapezoidal method to numerically obtain $\int_a^b f(x) dx$ has an error E bounded by $\frac{b-a}{12} h^2 \max f’’(x), x \in [a, b]$ where $h$ ... $E \leq 10^{-4}$ in computing $\ln 7$ using $f=\frac{1}{x}$ is6010060010000
Digvijay Pandey
1.6k
views
Digvijay Pandey
answered
Jun 6, 2015
Numerical Methods
gate1997
numerical-methods
trapezoidal-rule
normal
+
–
12.5k
views
2
answers
3
votes
GATE CSE 1997 | Question: 1.2
The Newton-Raphson method is used to find the root of the equation $X^2-2=0$. If the iterations are started from -1, the iterations willconverge to -1converge to $\sqrt{2}$converge to $\sqrt{-2}$not converge
Rajarshi Sarkar
12.5k
views
Rajarshi Sarkar
answered
Jun 5, 2015
Numerical Methods
gate1997
numerical-methods
newton-raphson
normal
non-gate
out-of-gate-syllabus
+
–
1.9k
views
2
answers
4
votes
GATE CSE 1996 | Question: 2.5
Newton-Raphson iteration formula for finding $\sqrt[3]{c}$, where $c > 0$ is$x_{n+1}=\frac{2x_n^3 + \sqrt[3]{c}}{3x_n^2}$x_{n+1}=\frac{2x_n^3 - \sqrt[3]{c}}{3x_n^2}$x_{n+1}=\frac{2x_n^3 + c}{3x_n^2}$x_{n+1}=\frac{2x_n^3 - c}{3x_n^2}$
Rajarshi Sarkar
1.9k
views
Rajarshi Sarkar
answered
Jun 3, 2015
Numerical Methods
gate1996
numerical-methods
newton-raphson
normal
out-of-syllabus-now
+
–
2.6k
views
3
answers
0
votes
GATE CSE 1995 | Question: 2.15
The iteration formula to find the square root of a positive real number $b$ using the Newton Raphson method is$x_{k+1} = 3(x_k+b)/2x_k$x_{k+1} = (x_{k}^2+b)/2x_k$x_{k+1} = x_k-2x_k/\left(x^2_k+b\right)$None of the above
Rajarshi Sarkar
2.6k
views
Rajarshi Sarkar
answered
Jun 2, 2015
Numerical Methods
gate1995
numerical-methods
newton-raphson
normal
out-of-gate-syllabus
+
–
5.3k
views
1
answers
1
votes
GATE CSE 1993 | Question: 01.3
Simpson's rule for integration gives exact result when $f(x)$ is a polynomial of degree$1$2$3$4$
Rajarshi Sarkar
5.3k
views
Rajarshi Sarkar
answered
Apr 26, 2015
Numerical Methods
gate1993
numerical-methods
simpsons-rule
easy
out-of-gate-syllabus
multiple-selects
+
–
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