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Recent questions in CBSE XI
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CBSE XI
CBSE XI
Math
Physics
Chemistry
Biology
Evaluate the following limits $ \lim\limits_{x \to 2} \large\frac{3x^2-x-10}{x^2-4}$
math
cbse
class11
ch13
limits-and-derivatives
bookproblem
limits
exercise13-1
p301-303
q7
asked
Apr 3, 2014
by
thanvigandhi_1
1
answer
Evaluate the following limits $ \lim\limits_{x \to 0} \large\frac{(x+1)^5-1}{x}$
math
cbse
class11
ch13
limits-and-derivatives
bookproblem
limits
exercise13-1
p301-303
q6
asked
Apr 3, 2014
by
thanvigandhi_1
1
answer
Evaluate the following limits $ \lim\limits_{ x \to -1} \large\frac{x^{10}+x^5+1}{x-1}$
math
cbse
class11
ch13
limits-and-derivatives
bookproblem
limits
exercise13-1
p301-303
q5
asked
Apr 3, 2014
by
thanvigandhi_1
1
answer
Evaluate the following limits $ \lim\limits_{x \to 4} \large\frac{4x+3}{x-2}$
math
cbse
class11
ch13
limits-and-derivatives
bookproblem
limits
exercise13-1
p301-303
q4
asked
Apr 3, 2014
by
thanvigandhi_1
1
answer
Evaluate the following limits $ \lim\limits_{x \to 1} \pi r^2$
math
cbse
class11
ch13
limits-and-derivatives
bookproblem
limits
exercise13-1
p301-303
q3
asked
Apr 3, 2014
by
thanvigandhi_1
1
answer
Evaluate the following limits $\lim\limits_{x \to \pi} \bigg( x - \large\frac{22}{7} \bigg)$
math
cbse
class11
ch13
limits-and-derivatives
bookproblem
limits
exercise13-1
p301-303
q2
asked
Apr 3, 2014
by
thanvigandhi_1
1
answer
Evaluate the following limits $ \lim\limits_{x \to 3} x+3$
math
cbse
class11
ch13
limits-and-derivatives
bookproblem
limits
exercise13-1
p301-303
q1
asked
Apr 3, 2014
by
thanvigandhi_1
1
answer
Find the equation of an ellipse that satisfies the following conditions: Centre at $(0,0)$, major axis on y-axis and passes through $(3,2), \; (1,6)$
cl35719
cl35707
cl35701
cl35314
cl35310
cl35306
cl35304
math
cbse
class11
ch11
exercise11-3
conic-sections
ellipse
q19
easy
sec-b
asked
Apr 3, 2014
by
balaji.thirumalai
1
answer
Find the equation of an ellipse that satisfies the following conditions: Major axis on x-axis, passes through the points $(4,3)$ and $(6.2)$
cl35726
cl35717
math
cbse
class11
ch11
exercise11-3
conic-sections
ellipse
q20
easy
sec-a
asked
Apr 3, 2014
by
balaji.thirumalai
1
answer
Find the equation of an ellipse that satisfies the following conditions: $b=3, c=4$, centre at origin and foci on x-axis.
cl35717
math
cbse
class11
ch11
exercise11-3
conic-sections
ellipse
q18
easy
sec-a
asked
Apr 3, 2014
by
balaji.thirumalai
1
answer
Find the equation of an ellipse that satisfies the following conditions: $a = 4$ and Foci = $(\pm3,0)$
cl35717
cl35705
cl35703
cl35699
cl35697
cl35312
cl35308
cl35304
math
cbse
class11
ch11
exercise11-3
conic-sections
ellipse
q17-1
easy
sec-a
asked
Apr 3, 2014
by
balaji.thirumalai
1
answer
Find the equation of an ellipse that satisfies the following conditions: Length of minor axis $ = 16$ and Foci $ = (0,\pm6)$
cl35707
cl35701
cl35314
cl35310
cl35306
cl35304
math
cbse
class11
ch11
exercise11-3
conic-sections
ellipse
q16
easy
sec-b
asked
Apr 3, 2014
by
balaji.thirumalai
1
answer
Find the equation of an ellipse that satisfies the following conditions: Length of major axis is $26$ and Foci is $(\pm5,0)$
math
cbse
class11
ch11
exercise11-3
conic-sections
ellipse
q15
easy
sec-a
asked
Apr 3, 2014
by
balaji.thirumalai
1
answer
Find the sum of $n$ terms of the series $3+7+13+21+31+.............$
cbse
class11
ch9
bookproblem
misc
medium
sec-c
q23
math
sequences-and-series
asked
Apr 2, 2014
by
rvidyagovindarajan_1
1
answer
Find the equation of an ellipse that satisfies the following conditions: Ends of Major Axis $\;(0, \pm\sqrt 5)$, Ends of Minor Axis $\;(\pm 1,0)$
cl35701
cl35314
cl35310
cl35306
cl35304
math
cbse
class11
ch11
exercise11-3
conic-sections
ellipse
q14
easy
sec-b
asked
Apr 2, 2014
by
balaji.thirumalai
1
answer
Find the equation of an ellipse that satisfies the following conditions: Ends of Major axis $\;(\pm3,0)$, Ends of Minor Axis $\;(0, \pm 2)$
cl35703
cl35699
cl35697
cl35312
cl35308
cl35304
math
cbse
class11
ch11
exercise11-3
conic-sections
ellipse
q13
easy
sec-a
asked
Apr 2, 2014
by
balaji.thirumalai
1
answer
Find the equation of an ellipse that satisfies the following conditions: Vertices $\;(\pm6,0)$, Foci $\;(\pm4,0)$
cl35699
cl35697
cl35312
cl35308
cl35304
math
cbse
class11
ch11
exercise11-3
conic-sections
ellipse
q12
easy
sec-a
asked
Apr 2, 2014
by
balaji.thirumalai
1
answer
Find the equation of an ellipse that satisfies the following conditions: Vertices $\;(\pm 13,0)$, Foci $\;(\pm 5,0)$
cl35314
cl35310
cl35306
cl35304
math
cbse
class11
ch11
exercise11-3
conic-sections
ellipse
q11
easy
sec-b
asked
Apr 2, 2014
by
balaji.thirumalai
1
answer
Find the equation of an ellipse that satisfies the following conditions: Vertices $\;(\pm5,0)$, Foci $\;(\pm4,0)$
cl35697
cl35312
cl35308
cl35304
math
cbse
class11
ch11
exercise11-3
conic-sections
ellipse
q10
easy
sec-a
asked
Apr 2, 2014
by
balaji.thirumalai
1
answer
Find the coordinates of the foci, the vertices, the length of the major axis, the minor axis, the eccentricity and the length of the latus rectum of the ellipse $4x^2+9y^2=36$
cl35312
cl35308
cl35304
math
cbse
class11
ch11
exercise11-3
conic-sections
ellipse
q9
easy
sec-b
asked
Apr 2, 2014
by
balaji.thirumalai
1
answer
Find the coordinates of the foci, the vertices, the length of the major axis, the minor axis, the eccentricity and the length of the latus rectum of the ellipse $16x^2+y^2=16$
cl35693
cl35314
math
cbse
class11
ch11
exercise11-3
conic-sections
ellipse
q8
easy
sec-b
asked
Apr 2, 2014
by
balaji.thirumalai
1
answer
Find the coordinates of the foci, the vertices, the length of the major axis, the minor axis, the eccentricity and the length of the latus rectum of the ellipse $36x^2+4y^2 = 144$
cl35314
math
cbse
class11
ch11
exercise11-3
conic-sections
ellipse
q7
easy
sec-b
asked
Apr 2, 2014
by
balaji.thirumalai
1
answer
Find the $20^{th}$ term of the series $2\times 4+4\times 6+6\times 8+..........$
cbse
class11
ch9
bookproblem
misc
sec-a
easy
q22
math
sequences-and-series
asked
Apr 2, 2014
by
rvidyagovindarajan_1
1
answer
Find the sum of $n$ terms of the series $\large\frac{1^3}{1}+\frac{1^3+2^3}{1+3}+\frac{1^3+2^3+3^3}{1+3+5}+.........$
cbse
class11
ch9
bookproblem
misc
sec-c
difficult
q25
math
sequences-and-series
asked
Apr 2, 2014
by
rvidyagovindarajan_1
1
answer
If $S_1,S_2,S_3$ are the sum of $n$ natural numbers,sum of their squares and sum of their cubes respectively then Show that $9S_2^2=S_3(1+8S_1)$
cbse
class11
ch9
bookproblem
misc
sec-a
medium
q24
math
sequences-and-series
asked
Apr 2, 2014
by
rvidyagovindarajan_1
1
answer
Find the sum of $n$ terms of the series $0.6+0.66+0.666+......$
cbse
class11
ch9
bookproblem
misc
medium
sec-b
q21-2
math
sequences-and-series
asked
Apr 2, 2014
by
rvidyagovindarajan_1
1
answer
Find the sum of the series $5+55+555+..........$ upto $n$ terms.
cbse
class11
ch9
bookproblem
misc
medium
sec-b
q21-1
math
sequences-and-series
asked
Apr 2, 2014
by
rvidyagovindarajan_1
1
answer
If $a,b,c$ are in A.P., $b,c,d$ are in G.P. and $\large\frac{1}{c},\frac{1}{d},\frac{1}{e}$ are in A.P., then prove that $a,c,e$ are in G.P.$
cbse
class11
ch9
bookproblem
misc
sec-b
medium
q20
math
sequences-and-series
asked
Apr 2, 2014
by
rvidyagovindarajan_1
1
answer
Find the coordinates of the foci, the vertices, the length of the major axis, the minor axis, the eccentricity and the length of the latus rectum of the ellipse $\large\frac{x^2}{100}$$+\large\frac{y^2}{400}$$=1$
cl35310
cl35306
cl35304
math
cbse
class11
ch11
exercise11-3
conic-sections
ellipse
q6
easy
sec-b
asked
Apr 1, 2014
by
balaji.thirumalai
1
answer
Find the coordinates of the foci, the vertices, the length of the major axis, the minor axis, the eccentricity and the length of the latus rectum of the ellipse $\large\frac{x^2}{49}$$+\large\frac{y^2}{36 }$$=1$
cl35308
cl35304
math
cbse
class11
ch11
exercise11-3
conic-sections
ellipse
q5
easy
sec-b
asked
Apr 1, 2014
by
balaji.thirumalai
1
answer
Find the coordinates of the foci, the vertices, the length of the major axis, the minor axis, the eccentricity and the length of the latus rectum of the ellipse $\large\frac{x^2}{25}$$+\large\frac{y^2}{100}$$=1$
cl35306
cl35304
math
cbse
class11
ch11
exercise11-3
conic-sections
ellipse
q4
easy
sec-b
asked
Apr 1, 2014
by
balaji.thirumalai
1
answer
Find the coordinates of the foci, the vertices, the length of the major axis, the minor axis, the eccentricity and the length of the latus rectum of the ellipse $\large\frac{x^2}{16}$$+\large\frac{y^2}{9 }$$=1$
cl35304
math
cbse
class11
ch11
exercise11-3
conic-sections
ellipse
q3
easy
sec-b
asked
Apr 1, 2014
by
balaji.thirumalai
1
answer
Find the coordinates of the foci, the vertices, the length of the major axis, the minor axis, the eccentricity and the length of the latus rectum of the ellipse $\large\frac{x^2}{4}$$+\large\frac{y^2}{25}$$=1$
cl35304
math
cbse
class11
ch11
exercise11-3
conic-sections
ellipse
q2
easy
sec-b
asked
Apr 1, 2014
by
balaji.thirumalai
1
answer
Find the coordinates of the foci, the vertices, the length of the major axis, the minor axis, the eccentricity and the length of the latus rectum of the ellipse $\large\frac{x^2}{36}$$+\large\frac{y^2}{16}$$=1$
math
cbse
class11
ch11
exercise11-3
conic-sections
ellipse
q1
easy
sec-b
asked
Apr 1, 2014
by
balaji.thirumalai
1
answer
Find the equation of a parabola that satisfies the following condition - vertex $(0,0)$ and passing through $(5,2)$ and symmetric with respect to y-axis.
cl35296
cl35288
cbse
class11
ch11
exercise11-2
parabola
conic-sections
easy
sec-a
math
q12
asked
Apr 1, 2014
by
balaji.thirumalai
1
answer
Find the equation of a parabola that satisfies the following condition - Vertex $(0,0)$ and passing through $(2,3)$ and axis is x-axis.
cl35288
cbse
class11
ch11
exercise11-2
parabola
conic-sections
easy
sec-a
math
q11
asked
Apr 1, 2014
by
balaji.thirumalai
1
answer
Find the equation of the parabola that satisfies the given conditions: Vertex $(0,0)$ and Focus $(-2,0)$
cl35292
cl35290
cl35288
cbse
class11
ch11
exercise11-2
parabola
conic-sections
easy
sec-a
math
q10
asked
Apr 1, 2014
by
balaji.thirumalai
1
answer
Find the equation of the parabola that satisfies the given conditions: Vertex $(0,0)$ and Focus $(3,0)$
cl35290
cl35288
cbse
class11
ch11
exercise11-2
parabola
conic-sections
easy
sec-a
math
q9
asked
Apr 1, 2014
by
balaji.thirumalai
1
answer
Find the equation of the parabola that satisfies the given conditions: Focus $(0,-3)$ and Directrix $y=3$
cl35288
cbse
class11
ch11
exercise11-2
parabola
conic-sections
easy
sec-a
math
q8
asked
Apr 1, 2014
by
balaji.thirumalai
1
answer
Find the equation of the parabola that satisfies the given conditions: Focus $(6,0)$ and Directrix $x=-6$
cbse
class11
ch11
exercise11-2
parabola
conic-sections
easy
sec-a
math
q7
asked
Apr 1, 2014
by
balaji.thirumalai
1
answer
Find the co-ordinates of the focus, axis of the parabola, equations of the directrix and length of latus rectum of the parabola $x^2=-9y$
cl35282
cl35280
cl35278
cl35276
cbse
class11
ch11
exercise11-2
parabola
conic-sections
easy
sec-a
q6
math
asked
Apr 1, 2014
by
balaji.thirumalai
1
answer
Find the co-ordinates of the focus, axis of the parabola, equations of the directrix and length of latus rectum of the parabola $y^2 = 10x$
cl35282
cl35280
cl35278
cl35276
cbse
class11
ch11
exercise11-2
parabola
conic-sections
easy
sec-a
q5
math
asked
Apr 1, 2014
by
balaji.thirumalai
1
answer
Find the co-ordinates of the focus, axis of the parabola, equations of the directrix and length of latus rectum of the parabola $x^2=-16y$
cl35280
cl35278
cl35276
cbse
class11
ch11
exercise11-2
parabola
conic-sections
easy
sec-a
q4
math
asked
Apr 1, 2014
by
balaji.thirumalai
1
answer
Find the co-ordinates of the focus, axis of the parabola, equations of the directrix and length of latus rectum of the parabola $y^2=-8x$
cl35278
cl35276
cbse
class11
ch11
exercise11-2
parabola
conic-sections
easy
sec-a
q3
math
asked
Apr 1, 2014
by
balaji.thirumalai
1
answer
Find the co-ordinates of the focus, axis of the parabola, equations of the directrix and length of latus rectum of the parabola $x^2=6y$
cl35276
cbse
class11
ch11
exercise11-2
parabola
conic-sections
easy
sec-a
q2
math
asked
Apr 1, 2014
by
balaji.thirumalai
1
answer
Find the co-ordinates of the focus, axis of the parabola, equations of the directrix and length of latus rectum of the parabola $x^2=6y$
cbse
class11
ch11
exercise11-2
parabola
conic-sections
easy
sec-a
q2
math
asked
Apr 1, 2014
by
balaji.thirumalai
1
answer
Find the co-ordinates of the focus, axis of the parabola, equations of the directrix and length of latus rectum of the parabola $y^2=12x$.
cl35271
cbse
class11
ch11
exercise11-2
parabola
conic-sections
easy
sec-a
q1
math
asked
Apr 1, 2014
by
balaji.thirumalai
1
answer
Find the co-ordinates of the focus, axis of the parabola, equations of the directrix and length of latus rectum of the parabola $y^2=12x$.
cbse
class11
ch11
exercise11-2
parabola
conic-sections
easy
sec-a
q1
math
asked
Apr 1, 2014
by
balaji.thirumalai
1
answer
Does the point $(-2.5,3.5)$ lie inside, outside or on the circle $x^2+y^2=25$?
cl35263
cl35253
cl35245
cl35239
cl35230
cbse
class11
ch11
exercise11-1
circle
conic-sections
easy
sec-a
q15
math
asked
Apr 1, 2014
by
balaji.thirumalai
1
answer
Find the equation of the circle with centre $(2,2)$ and passing through the point $(4,5)$
cl35253
cl35245
cl35239
cl35230
cbse
class11
ch11
exercise11-1
circle
conic-sections
easy
sec-a
q14
math
asked
Apr 1, 2014
by
balaji.thirumalai
1
answer
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