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Recent questions tagged ch11
Questions
The cable of a uniformly loaded suspension bridge hangs in the form of a parabola. The roadway which is horizontal and 100 m long is supported by vertical wires attached to the cable, the longest wire being 30 m and the shortest being 6 m. Find the length of a supporting wire attached to the roadway 18 m from the middle.
cbse
class11
ch11
conic-sections
bookproblem
sec-c
difficult
misc
p264
q3
asked
Jul 23, 2014
by
thanvigandhi_1
1
answer
An arch is in the form of a parabola with its axis vertical. The arch is 10 m high and 5 m wide at the base. How wide is it 2 m from the vertex of the parabola?
cbse
class11
ch11
conic-sections
bookproblem
sec-c
difficult
misc
p264
q2
asked
Jul 23, 2014
by
thanvigandhi_1
1
answer
If a parabolic reflector is 20 cm in diameter and 5 cm deep, find the focus.
cbse
class11
ch11
conic-sections
bookproblem
sec-b
medium
misc
p264
q1
asked
Jul 23, 2014
by
thanvigandhi_1
1
answer
Find the equations of the hyperbola satisfying the given conditions : Foci $(0, \pm \sqrt{ 10} )$ , passing through $(2,3 )$
cbse
class11
ch11
conic-sections
bookproblem
sec-b
difficult
exercise11-4
p262
q15
asked
Jul 21, 2014
by
thanvigandhi_1
1
answer
Find the equations of the hyperbola satisfying the given conditions : vertices $(\pm 7,0 ) , e = \large\frac{4}{3}$
cbse
class11
ch11
conic-sections
bookproblem
sec-b
medium
exercise11-4
p262
q14
asked
Jul 21, 2014
by
thanvigandhi_1
1
answer
Find the equations of the hyperbola satisfying the given conditions : Foci $(\pm 4, 0)$, the latus rectum is of length $12$
cbse
class11
ch11
conic-sections
bookproblem
sec-b
medium
exercise11-4
p262
q13
asked
Jul 21, 2014
by
thanvigandhi_1
1
answer
Find the equations of the hyperbola satisfying the given conditions : Foci $(\pm 3\sqrt 5 , 0)$, the latus rectum is of length $8$
cbse
class11
ch11
conic-sections
bookproblem
sec-b
medium
exercise11-4
p262
q12
asked
Jul 21, 2014
by
thanvigandhi_1
1
answer
Find the equations of the hyperbola satisfying the given conditions : Foci $(0, \pm13)$, the conjugate axis is of length $24$.
cbse
class11
ch11
conic-sections
bookproblem
sec-b
easy
exercise11-4
p262
q11
asked
Jul 21, 2014
by
thanvigandhi_1
1
answer
Find the equations of the hyperbola satisfying the given conditions : Foci $(\pm 5, 0)$, the transverse axis is of length $8$
cbse
class11
ch11
conic-sections
bookproblem
sec-b
easy
exercise11-4
p262
q10
asked
Jul 21, 2014
by
thanvigandhi_1
1
answer
Find the equations of the hyperbola satisfying the given conditions : Vertices $(0, \pm 3),$ foci $(0, \pm 5)$
cbse
class11
ch11
conic-sections
bookproblem
sec-a
easy
exercise11-4
p262
q9
asked
Jul 21, 2014
by
thanvigandhi_1
1
answer
Find the equations of the hyperbola satisfying the given conditions : Vertices $(0, \pm 5),$ foci $(0, \pm 8)$
cbse
class11
ch11
conic-sections
bookproblem
sec-a
easy
exercise11-4
p262
q8
asked
Jul 21, 2014
by
thanvigandhi_1
1
answer
Find the equations of the hyperbola satisfying the given conditions : Vertices $(\pm 2, 0),$ foci $(\pm 3, 0)$
cbse
class11
ch11
conic-sections
bookproblem
sec-a
easy
exercise11-4
p262
q7
asked
Jul 19, 2014
by
thanvigandhi_1
1
answer
Find the coordinates of the foci and the vertices, the eccentricity and the length of the latus rectum of the hyperbolas : $49y^2 – 16x^2 = 784$
cbse
class11
ch11
conic-sections
bookproblem
sec-c
medium
exercise11-4
p262
q6
asked
Jul 19, 2014
by
thanvigandhi_1
1
answer
Find the coordinates of the foci and the vertices, the eccentricity and the length of the latus rectum of the hyperbolas : $5y^2-9x^2=36$
cbse
class11
ch11
conic-sections
bookproblem
sec-c
medium
exercise11-4
p262
q5
asked
Jul 19, 2014
by
thanvigandhi_1
1
answer
Find the coordinates of the foci and the vertices, the eccentricity and the length of the latus rectum of the hyperbolas : $ 16x^2-9y^2=576$
cbse
class11
ch11
conic-sections
bookproblem
sec-c
easy
exercise11-4
p262
q4
asked
Jul 19, 2014
by
thanvigandhi_1
1
answer
Find the coordinates of the foci and the vertices, the eccentricity and the length of the latus rectum of the hyperbolas : $9y^2–4x^2= 36$
cbse
class11
ch11
conic-sections
bookproblem
sec-c
easy
exercise11-4
p262
q3
asked
Jul 19, 2014
by
thanvigandhi_1
1
answer
Find the coordinates of the foci and the vertices, the eccentricity and the length of the latus rectum of the hyperbolas : $ \large\frac{y^2}{9}-\large\frac{x^2}{27}=1$
cbse
class11
ch11
conic-sections
bookproblem
sec-c
easy
exercise11-4
p262
q2
asked
Jul 19, 2014
by
thanvigandhi_1
1
answer
Find the coordinates of the foci and the vertices, the eccentricity and the length of the latus rectum of the hyperbolas : $ \large\frac{x^2}{16}-\large\frac{y^2}{9}=1$
cbse
class11
ch11
conic-sections
bookproblem
sec-c
easy
exercise11-4
p262
q1
asked
Jul 19, 2014
by
thanvigandhi_1
1
answer
Find the equation for the ellipse that satisfies the given conditions : Major axis on the x-axis and passes through the points $(4,3)$ and $(6,2)$.
cbse
class11
ch11
conic-sections
bookproblem
sec-b
medium
exercise11-3
p255
q20
asked
Jul 18, 2014
by
thanvigandhi_1
1
answer
Find the equation for the ellipse that satisfies the given conditions : Centre at $(0,0),$ major axis on the y-axis and passes through the points $(3, 2)$ and $(1, 6)$
cbse
class11
ch11
conic-sections
bookproblem
sec-b
medium
exercise11-3
p255
q19
asked
Jul 18, 2014
by
thanvigandhi_1
1
answer
Find the equation for the ellipse that satisfies the given conditions : b = 3, c = 4, centre at the origin; foci on the x axis
cbse
class11
ch11
conic-sections
bookproblem
sec-a
easy
exercise11-3
p255
q18
asked
Jul 18, 2014
by
thanvigandhi_1
1
answer
Find the equation for the ellipse that satisfies the given conditions : Foci $(\pm 3, 0), a = 4$
cbse
class11
ch11
conic-sections
bookproblem
sec-a
medium
exercise11-3
p255
q17
asked
Jul 18, 2014
by
thanvigandhi_1
1
answer
Find the equation for the ellipse that satisfies the given conditions : Length of minor axis $16$, foci $(0, \pm 6).$
cbse
class11
ch11
conic-sections
bookproblem
sec-a
medium
exercise11-3
p255
q16
asked
Jul 18, 2014
by
thanvigandhi_1
1
answer
Find the equation for the ellipse that satisfies the given conditions : Length of major axis $26,$ foci $(\pm 5, 0)$
cbse
class11
ch11
conic-sections
bookproblem
sec-a
medium
exercise11-3
p255
q15
asked
Jul 18, 2014
by
thanvigandhi_1
1
answer
Find the equation for the ellipse that satisfies the given conditions : Ends of major axis $ (0, \pm \sqrt 5 )$, ends of minor axis $(\pm 1, 0)$
cbse
class11
ch11
conic-sections
bookproblem
sec-a
easy
exercise11-3
p255
q14
asked
Jul 18, 2014
by
thanvigandhi_1
1
answer
Find the equation for the ellipse that satisfies the given conditions : Ends of major axis $(\pm 3, 0)$ , ends of minor axis $(0, \pm 2)$
cbse
class11
ch11
conic-sections
bookproblem
sec-a
easy
exercise11-3
p255
q13
asked
Jul 18, 2014
by
thanvigandhi_1
1
answer
Find the equation for the ellipse that satisfies the given conditions : Vertices $ (\pm 6, 0), foci (\pm 4, 0)$
cbse
class11
ch11
conic-sections
bookproblem
sec-b
easy
exercise11-3
p255
q12
asked
Jul 18, 2014
by
thanvigandhi_1
1
answer
Find the equation for the ellipse that satisfies the given conditions : Vertices $ (0, \pm 13), foci (0, \pm 5)$
cbse
class11
ch11
conic-sections
bookproblem
sec-a
easy
exercise11-3
p255
q11
asked
Jul 16, 2014
by
thanvigandhi_1
1
answer
Find the equation for the ellipse that satisfies the given conditions : Vertices $(\pm 5, 0), foci (\pm 4, 0)$
cbse
class11
ch11
conic-sections
bookproblem
sec-a
easy
exercise11-3
p255
q10
asked
Jul 16, 2014
by
thanvigandhi_1
1
answer
Find the coordinates of the foci, the vertices, the length of major axis, the minor axis, the eccentricity and the length of the latus rectum of the ellipse : $ 4x^2+9y^2=36$
cbse
class11
ch11
conic-sections
bookproblem
sec-c
easy
exercise11-3
p255
q9
asked
Jul 16, 2014
by
thanvigandhi_1
1
answer
Find the coordinates of the foci, the vertices, the length of major axis, the minor axis, the eccentricity and the length of the latus rectum of the ellipse : $ 16x^2 +y^2= 16$
cbse
class11
ch11
conic-sections
bookproblem
sec-c
easy
exercise11-3
p255
q8
asked
Jul 16, 2014
by
thanvigandhi_1
1
answer
Find the coordinates of the foci, the vertices, the length of major axis, the minor axis, the eccentricity and the length of the latus rectum of the ellipse : $ 36x^2 + 4y^2 = 144$
cbse
class11
ch11
conic-sections
bookproblem
sec-c
easy
exercise11-3
p255
q7
asked
Jul 16, 2014
by
thanvigandhi_1
1
answer
Find the coordinates of the foci, the vertices, the length of 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$
cbse
class11
ch11
conic-sections
bookproblem
sec-b
easy
exercise11-3
p255
q6
asked
Jul 16, 2014
by
thanvigandhi_1
1
answer
Find the coordinates of the foci, the vertices, the length of 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$
cbse
class11
ch11
conic-sections
bookproblem
sec-c
easy
exercise11-3
p255
q5
asked
Jul 15, 2014
by
thanvigandhi_1
1
answer
Find the coordinates of the foci, the vertices, the length of 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$
cbse
class11
ch11
conic-sections
bookproblem
sec-c
easy
exercise11-3
p255
q4
asked
Jul 15, 2014
by
thanvigandhi_1
1
answer
Find the coordinates of the foci, the vertices, the length of 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$
cbse
class11
ch11
conic-sections
bookproblem
sec-c
easy
exercise11-3
p255
q3
asked
Jul 15, 2014
by
thanvigandhi_1
1
answer
Find the coordinates of the foci, the vertices, the length of 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$
cbse
class11
ch11
conic-sections
bookproblem
sec-b
easy
exercise11-3
p255
q2
asked
Jul 15, 2014
by
thanvigandhi_1
1
answer
Find the coordinates of the foci, the vertices, the length of 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$
cbse
class11
ch11
conic-sections
bookproblem
sec-b
easy
exercise11-3
p255
q1
asked
Jul 15, 2014
by
thanvigandhi_1
1
answer
Find the equation of the parabola that satisfies the given conditions : Vertex (0,0), passing through (5,2) and symmetric with respect to y-axis
cbse
class11
ch11
conic-sections
bookproblem
sec-a
easy
exercise11-2
p247
q12
asked
Jul 15, 2014
by
thanvigandhi_1
1
answer
Find the equation of the parabola that satisfies the given conditions : Vertex (0,0) passing through (2,3) and axis is along x-axis
cbse
class11
ch11
conic-sections
bookproblem
sec-a
easy
exercise11-2
p247
q11
asked
Jul 15, 2014
by
thanvigandhi_1
1
answer
Find the equation of the parabola that satisfies the given conditions : Vertex (0,0); focus (–2,0)
cbse
class11
ch11
conic-sections
bookproblem
sec-a
easy
exercise11-2
p247
q10
asked
Jul 14, 2014
by
thanvigandhi_1
1
answer
Find the equation of the parabola that satisfies the given conditions : Vertex (0,0); focus (3,0)
cbse
class11
ch11
conic-sections
bookproblem
sec-a
easy
exercise11-2
p247
q9
asked
Jul 14, 2014
by
thanvigandhi_1
1
answer
Find the equation of the parabola that satisfies the given conditions : Focus (0,–3); directrix y = 3
cbse
class11
ch11
conic-sections
bookproblem
sec-a
easy
exercise11-2
p247
q8
asked
Jul 14, 2014
by
thanvigandhi_1
1
answer
Find the equation of the parabola that satisfies the given conditions : Focus (6,0); directrix x = – 6
cbse
class11
ch11
conic-sections
bookproblem
sec-a
easy
exercise11-2
p247
q7
asked
Jul 14, 2014
by
thanvigandhi_1
1
answer
Find the coordinates of the focus, axis of the parabola, the equation of the directrix and the length of the latus rectum for the following : $ x^2=-9y$
cbse
class11
ch11
conic-sections
bookproblem
sec-b
easy
exercise11-2
p246
q6
asked
Jul 14, 2014
by
thanvigandhi_1
1
answer
Find the coordinates of the focus, axis of the parabola, the equation of the directrix and the length of the latus rectum for the following : $ y^2=10x$
cbse
class11
ch11
conic-sections
bookproblem
sec-b
easy
exercise11-2
p246
q5
asked
Jul 14, 2014
by
thanvigandhi_1
1
answer
Find the coordinates of the focus, axis of the parabola, the equation of the directrix and the length of the latus rectum for the following : $ x^2=-16y$
cbse
class11
ch11
conic-sections
bookproblem
sec-b
easy
exercise11-2
p246
q4
asked
Jul 14, 2014
by
thanvigandhi_1
1
answer
Find the coordinates of the focus, axis of the parabola, the equation of the directrix and the length of the latus rectum for the following : $ y^2=-8x$
cbse
class11
ch11
conic-sections
bookproblem
sec-b
easy
exercise11-2
p246
q3
asked
Jul 14, 2014
by
thanvigandhi_1
1
answer
Find the coordinates of the focus, axis of the parabola, the equation of the directrix and the length of the latus rectum for the following : $ x^2=6y$
cbse
class11
ch11
conic-sections
bookproblem
sec-b
easy
exercise11-2
p246
q2
asked
Jul 14, 2014
by
thanvigandhi_1
1
answer
Find the coordinates of the focus, axis of the parabola, the equation of the directrix and the length of the latus rectum for the following : $ y^2=12x$
cbse
class11
ch11
conic-sections
bookproblem
sec-b
easy
exercise11-2
p246
q1
asked
Jul 14, 2014
by
thanvigandhi_1
1
answer
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