info@clay6.com
Login
Ask Questions, Get Answers
Menu
X
home
ask
homework
questions
practice
JEEMAIN Crash
15 Test Series
NEET Crash
35 Test Series
CBSE XII
Math
JEEMAIN Premium
Math
Physics
Chemistry
Practice Test Series
CBSE XI
Math
NEET Premium
Physics
Chemistry
Biology - XII
Biology - XI
Olympiad class V
Math - 5 Test Series
Olympiad class VI
Math - 5 Test Series
CBSE XII Board Exam Series
BES Math
BES Physics
BES Chemistry
BES Biology
JEEMAIN Crash
15 Test Series
NEET Crash
35 Test Series
CBSE XII
Math
JEEMAIN Premium
Math
Physics
Chemistry
Practice Test Series
CBSE XI
Math
NEET Premium
Physics
Chemistry
Biology - XII
Biology - XI
Olympiad class V
Math - 5 Test Series
Olympiad class VI
Math - 5 Test Series
CBSE XII Board Exam Series
BES Math
BES Physics
BES Chemistry
BES Biology
papers
mobile
tutors
pricing
X
Recent questions and answers in Differential Equations
Questions
>>
TN XII Math
>>
Differential Equations
Questions from: Differential Equations
Differential equation - Linear
answered
Nov 20, 2014
by
pady_1
2
answers
Homogeneous equation
answered
Nov 17, 2014
by
vijayalakshmi.r
1
answer
A radioactive substance disintegrates at a rate proportional to its mass. When its mass is $10 $mgm, the rate of disintegration is $0.051$ mgm per day. How long will it take for the mass to be reduced from $10$mgm to $5$mgm.$ [\log_{e}$$2=0.6931]$
tnstate
class12
bookproblem
ch8
sec-1
exercise8-6
p155
q5
answered
Sep 8, 2013
by
sreemathi.v
1
answer
The rate at which the population of a city increases at any time is propotional to the population at that time. If there were $1,30,000$ people in the city in $1960 $ and $1,60,000$ in $1990$ what population may be anticipated in $2020$.$[\log_{e}(\large\frac{16}{13})=$$.2070;$$e^{.42}=1.52]$
math
tnstate
class12
bookproblem
ch8
sec-1
exercise8-6
p155
q4
medium
jeemain
differential-equations
answered
Sep 8, 2013
by
sreemathi.v
1
answer
A cup of coffee at temperature $100^{\circ}$$C$ is placed in a room whose temperature is $15^ {\circ}$$C$ and it cools to $60^{\circ}$$C$ in $5$ minutes . Find its temperature after a further interval of $5$ minutes.
tnstate
class12
math
bookproblem
ch8
sec-1
exercise8-6
p155
q3
jeemain
difficult
modelpaper
oct-2009
answered
Sep 8, 2013
by
sreemathi.v
1
answer
The sum of Rs $1000$ is compounded continuously, the nominal rate of interest being four percent per annum. In how many years will the amount be twice the original principal ? $(\log_{e}$$2=0.6931)$
tnstate
class12
bookproblem
ch8
sec-1
exercise8-6
p155
q2
modelpaper
oct-2006
jun-2007
jun-2008
answered
Sep 6, 2013
by
sreemathi.v
1
answer
Radium disappears at a rate propotional to the amount present .If $5\%$ of the original amount disappears in $50$ years , how much will remain at the end of $100$ years [Take $A_{0}$ as a intial amount.]
tnstate
class12
bookproblem
ch8
sec-1
exercise8-6
p155
q1
modelpaper
jun-2009
mar-2010
answered
Sep 6, 2013
by
sreemathi.v
1
answer
Solve the following differential equation; $(3D^{2}+4D+1)$$y=3e^{-\Large\frac{x}{3}}$
tnstate
class12
bookproblem
ch8
sec-1
exercise8-5
p150
q14
answered
Sep 6, 2013
by
sreemathi.v
1
answer
Solve the following differential equation; $(D^{2}+2D+3)$$y=\sin$$2x$
tnstate
class12
bookproblem
ch8
sec-1
exercise8-5
p150
q13
answered
Sep 6, 2013
by
sreemathi.v
1
answer
Show that the equation of the curve whose slope at any point is equal to $y+2x$ and which passes through the origin is $y\;=\;2(e^{x}-x-1)$
tnstate
class12
bookproblem
ch8
sec-1
exercise8-4
p140
q9
mar-2010
answered
Sep 6, 2013
by
meena.p
1
answer
Solve the following differential equation; $(D^{2}+5)$$y=\cos^{2}$$x$
tnstate
class12
bookproblem
ch8
sec-1
exercise8-5
p150
q12
answered
Sep 6, 2013
by
sreemathi.v
1
answer
Solve the following differential equation;$(D^{2}-1)$$y=\cos$$2x-2\sin$$2x$
tnstate
class12
bookproblem
ch8
sec-1
exercise8-5
p150
q11
modelpaper
mar-2007
oct-2008
jun-2009
answered
Sep 6, 2013
by
sreemathi.v
1
answer
Solve the following differential equation;$(D^{2}-6D+9)$$y=x+e^{2x}$
tnstate
class12
bookproblem
ch8
sec-1
exercise8-5
p150
q10
modelpaper
mar-2006
jun-2008
mar-2009
answered
Sep 6, 2013
by
sreemathi.v
1
answer
Solve the following. $(1+x^{2}) \large\frac{dy}{dx}$$+2xy\;=\; \cos$$ x$
tnstate
class12
bookproblem
ch8
sec-1
exercise8-4
p140
q4
modelpaper
oct-2008
oct-2009
answered
Sep 6, 2013
by
meena.p
1
answer
Solve the following differential equation; $D^{2}$$y=-9\sin$$3x$
tnstate
class12
bookproblem
ch8
sec-1
exercise8-5
p150
q9
answered
Sep 6, 2013
by
sreemathi.v
1
answer
Solve the following. $(y - x)\large\frac{dy}{dx}$=$a^{2}$
tnstate
class12
bookproblem
ch8
sec-1
exercise8-4
p140
q8
answered
Sep 6, 2013
by
meena.p
1
answer
Solve the following differential equation; $(D^{2}-2D-3)$$y=\sin$$x\cos$$x$
tnstate
class12
bookproblem
ch8
sec-1
exercise8-5
p150
q8
answered
Sep 6, 2013
by
sreemathi.v
1
answer
Solve the following. $dx+x\;dy=e^{-y}\;\sec^{2}y\;dy$
tnstate
class12
bookproblem
ch8
sec-1
exercise8-4
p140
q7
answered
Sep 6, 2013
by
meena.p
1
answer
Solve the following differential equation; $(D^{2}+3D-4)$$y=x^{2}$
tnstate
class12
bookproblem
ch8
sec-1
exercise8-5
p150
q7
answered
Sep 6, 2013
by
sreemathi.v
1
answer
Solve the following differential equation;$\large\frac{d^{2}y}{dx^{2}}$$-3\large\frac{dy}{dx}$$+2y=2e^{3x}$ when $x =\log$$2$,$y=0,$ and when $x=0,y=0$
tnstate
class12
bookproblem
ch8
sec-1
exercise8-5
p150
q6
modelpaper
jun-2006
mar-2008
answered
Sep 6, 2013
by
sreemathi.v
1
answer
Solve the following. $\large\frac{dy}{dx}$$+xy\;=\;x$
tnstate
class12
bookproblem
ch8
sec-1
exercise8-4
p140
q6
modelpaper
mar-2009
answered
Sep 6, 2013
by
meena.p
1
answer
Solve the following. $\large\frac{dy}{dx}+\frac{y}{x}$$\;=\;\sin(x^{2})$
tnstate
class12
bookproblem
ch8
sec-1
exercise8-4
p140
q5
answered
Sep 6, 2013
by
meena.p
1
answer
Solve the following $\large\frac{dy}{dx}$=$\large\frac {y(x-2y)}{x(x-3y)}$
tnstate
class12
bookproblem
ch8
sec-1
exercise8-3
p137
q2
answered
Sep 5, 2013
by
meena.p
1
answer
Solve the following.$ \large\frac{dx}{dy}=\frac{x}{1+y^2}=\frac{\tan^{-1}}{1+y^2}$
tnstate
class12
bookproblem
ch8
sec-1
exercise8-4
p140
q3
answered
Sep 5, 2013
by
meena.p
1
answer
Solve the following. $\large\frac{dy}{dx}+\frac{4x}{x^{2}+1}$$y=\large \frac{1}{(x^{2}+1)^{2}}$
tnstate
class12
bookproblem
ch8
sec-1
exercise8-4
p140
q2
modelpaper
oct-2006
answered
Sep 5, 2013
by
meena.p
1
answer
Find the differential equation that will represent the family of all circles having centres on the X-axis and the radius is unity.
tnstate
class12
bookproblem
ch8
sec-1
exercise8-1
p129
q3
q3-4
answered
Sep 5, 2013
by
meena.p
1
answer
Form the differential equuations by eliminating arbitary constants given in brackets against each. $ y=Ae^{2x}+Be^{-5x} [A , B ]$
tnstate
class12
bookproblem
ch8
sec-1
exercise8-1
p129
q2
q2-5
answered
Sep 5, 2013
by
meena.p
1
answer
Solve the following differential equation; $(D^{2}+1)$Y=$0$ when $x=0;y=2$ and when $x=\large\frac{\pi}{2};$$y=-2$
tnstate
class12
bookproblem
ch8
sec-1
exercise8-5
p150
q5
answered
Sep 5, 2013
by
sreemathi.v
1
answer
Solve the following. $\large\frac{dy}{dx}$$+y\;=\;x$
tnstate
class12
bookproblem
ch8
sec-1
exercise8-4
p140
q1
modelpaper
mar-2008
answered
Sep 5, 2013
by
meena.p
1
answer
Solve the following differential equation;$(D^{2}-13D+12)$y$=e^{-2x}+5e^x$
tnstate
class12
bookproblem
ch8
sec-1
exercise8-5
p150
q4
answered
Sep 5, 2013
by
sreemathi.v
1
answer
Find the equation of the curve passing through $(1 , 0 )$ and which has slope $1+\large\frac{y}{x}$ at $(x , y )$
tnstate
class12
bookproblem
ch8
sec-1
exercise8-3
p137
q6
answered
Sep 5, 2013
by
meena.p
1
answer
Solve the following differential equation;$(D^{2}+14D+49)$y$=e^{-7x}+4$
tnstate
class12
bookproblem
ch8
sec-1
exercise8-5
p150
q3
modelpaper
mar-2010
answered
Sep 5, 2013
by
sreemathi.v
1
answer
Solve the following $(x^{2}+y^{2})dx+3xy dy$=$0$
tnstate
class12
bookproblem
ch8
sec-1
exercise8-3
p137
q5
modelpaper
oct-2007
answered
Sep 5, 2013
by
meena.p
1
answer
Solve the following differential equation;$(D^{2}-4D+13)$y$=e^{-3x}$
tnstate
class12
bookproblem
ch8
sec-1
exercise8-5
p150
q2
answered
Sep 5, 2013
by
sreemathi.v
1
answer
Solve the following differential equation; $(D^{2}+7D+12)$y$=e^{2x}$
tnstate
class12
bookproblem
ch8
sec-1
exercise8-5
p150
q1
answered
Sep 5, 2013
by
sreemathi.v
1
answer
Form the differential equuations by eliminating arbitary constants given in brackets against each. $\large \frac{x^{2}}{a^{2}}+\frac{y^{2}}{b^{2}}$$=1 [a , b ] $
tnstate
class12
bookproblem
ch8
sec-1
exercise8-1
p129
q2
q2-4
answered
Sep 5, 2013
by
meena.p
1
answer
Solve the following $x^{2}\large\frac{dy}{dx}$ =$ y^{2}+2xy$ given that $y=1,$ when $x=1$
tnstate
class12
bookproblem
ch8
sec-1
exercise8-3
p137
q4
modelpaper
jun-2006
answered
Sep 5, 2013
by
meena.p
1
answer
Form the differential equuations by eliminating arbitary constants given in brackets against each. $y=Ae^{2x} \cos (3x , +B ) [A , B ]$
tnstate
class12
bookproblem
ch8
sec-1
exercise8-1
p129
q2
q2-9
answered
Sep 5, 2013
by
meena.p
1
answer
Form the differential equuations by eliminating arbitary constants given in brackets against each. $y= e^{3x}(C \cos 2x +D \sin 2x ) [C , D ]$
tnstate
class12
bookproblem
ch8
sec-1
exercise8-1
p129
q2
q2-7
answered
Sep 5, 2013
by
meena.p
1
answer
Solve the following $(x^{2}+y^{2})\;dy$ =$ xy \;dx$
tnstate
class12
bookproblem
ch8
sec-1
exercise8-3
p137
q3
modelpaper
jun-2007
answered
Sep 4, 2013
by
meena.p
1
answer
Solve the following $\large\frac{dy}{dx}+\frac{y}{x}=\frac{y^{2}}{x^{2}}$
tnstate
class12
bookproblem
ch8
sec-1
exercise8-3
p137
q1
answered
Sep 4, 2013
by
meena.p
1
answer
Solve the following $ ydx +xdy=e^{-xy}\;dx $ if it cuts the Y- axis.
tnstate
class12
bookproblem
ch8
sec-1
exercise8-2
p133
q8
answered
Sep 4, 2013
by
meena.p
1
answer
Solve the following $(x+y)^2 \large\frac{dy}{dx}$=$1$
tnstate
class12
math
bookproblem
q8
sec-1
exercise8-2
p133
q7
jeemain
differential-equations
modelpaper
oct-2008
answered
Sep 4, 2013
by
meena.p
1
answer
Solve the following $\large\frac{dy}{dx}$$=\sin(x+y) $
tnstate
class12
bookproblem
ch8
sec-1
exercise8-2
p133
q6
answered
Sep 4, 2013
by
meena.p
1
answer
Solve the following $(x^{2}+5x+7) dy+\sqrt{9+8y-y^{2}}dx=0$
tnstate
class12
bookproblem
ch8
sec-1
exercise8-2
p133
q5
answered
Sep 4, 2013
by
meena.p
1
answer
Solve the following $ yx^{2}dx+e^{-x}dy=0$
tnstate
class12
bookproblem
exercise8-2
ch8
sec-1
p133
q4
answered
Sep 4, 2013
by
meena.p
1
answer
Solve the following $(x^{2}-yx^{2})dy+(y^{2}+xy^{2})dx=0$
tnstate
class12
bookproblem
ch8
sec-1
exercise8-2
p133
q3
answered
Sep 4, 2013
by
meena.p
1
answer
Solve the following $\cos^{2}xdy +ye^{\tan x }dx=0 $
tnstate
class12
bookproblem
ch8
sec-1
exercise8-2
p133
q2
answered
Sep 4, 2013
by
meena.p
1
answer
Solve the following $\sec 2x dy -\sin 5x \sec^{2} ydx=0$
tnstate
class12
bookproblem
ch8
sec-1
exercise8-2
p133
q1
answered
Sep 4, 2013
by
meena.p
1
answer
Find the differential equation of family of straight lines $y=mx+\large\frac{a}{m}$ When $a , m, $ both are parameters.
tnstate
class12
bookproblem
ch8
sec-1
exercise8-1
q3
q3-3
asked
Apr 15, 2013
by
poojasapani_1
1
answer
To see more, click for all the
questions in this category
.
Home
Ask
Homework
Questions
Practice
...