1
JEE Advanced 2017 Paper 1 Offline
MCQ (Single Correct Answer)
+3
-1
By appropriately matching the information given in the three columns of the following table.
Columns 1, 2 and 3 contain conics, equations of tangents to the conics and points of contact, respectively.
Columns 1, 2 and 3 contain conics, equations of tangents to the conics and points of contact, respectively.
Column - 1 | Column - 2 | Column - 3 | |
---|---|---|---|
(i) | $${x^2} + {y^2} = a$$ | $$my = {m^2}x + a$$ | $$\left( {{a \over {{m^2}}},\,{{2a} \over m}} \right)$$ |
(ii) | $${x^2}{a^2}{y^2} = {a^2}]$$ | $$y = mx + a\sqrt {{m^2} + 1} $$ | $$\left( {{{ - ma} \over {\sqrt {{m^2} + 1} }},\,{a \over {\sqrt {{m^2} + 1} }}} \right)$$ |
(iii) | $${y^2} = 4ax$$ | $$y = mx + \sqrt {{a^2}{m^2} - 1} $$ | $$\left( {{{ - {a^2}m} \over {\sqrt {{a^2}{m^2} + 1} }},\,{1 \over {\sqrt {{a^2}{m^2} + 1} }}} \right)$$ |
(iv) | $${x^2} - {a^2}{y^2} = {a^2}$$ | $$y = mx + \sqrt {{a^2}{m^2} + 1} $$ | $$\left( {{{ - {a^2}m} \over {\sqrt {{a^2}{m^2} - 1} }},\,{{ - 1} \over {\sqrt {{a^2}{m^2} - 1} }}} \right)$$ |
The tangent to a suitable conic (Column 1) at $$\left( {\sqrt 3 ,\,{1 \over 2}} \right)$$ is found to be $$\sqrt 3 x + 2y = 4$$, then which of the following options is the only CORRECT combination?
2
IIT-JEE 2011 Paper 2 Offline
MCQ (Single Correct Answer)
+3
-0.75
Let $$P(6, 3)$$ be a point on the hyperbola $${{{x^2}} \over {{a^2}}} - {{{y^2}} \over {{b^2}}} = 1$$. If the normal at the point $$P$$ intersects the $$x$$-axis at $$(9, 0)$$, then the eccentricity of the hyperbola is
3
IIT-JEE 2010 Paper 1 Offline
MCQ (Single Correct Answer)
+4
-1
The circle $${x^2} + {y^2} - 8x = 0$$ and hyperbola $${{{x^2}} \over 9} - {{{y^2}} \over 4} = 1$$ intersect at the points $$A$$ and $$B$$.
Equation of the circle with $$AB$$ as its diameter is
4
IIT-JEE 2010 Paper 1 Offline
MCQ (Single Correct Answer)
+4
-1
The circle $${x^2} + {y^2} - 8x = 0$$ and hyperbola $${{{x^2}} \over 9} - {{{y^2}} \over 4} = 1$$ intersect at the points $$A$$ and $$B$$.
Equation of a common tangent with positive slope to the circle as well as to the hyperbola is
Questions Asked from Hyperbola (MCQ (Single Correct Answer))
Number in Brackets after Paper Indicates No. of Questions
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