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CBSE Test Paper 01, CH-11 Conic Sections, . The equation of the tangent to the conic 2? — y? — 8a + 2y+11 = Oat (2, 1) is, a. 2x+1=0, b. x-2=0, c x+2=0, d. xt+y+1=0, . The equation(x? + y?) + 52 — Ty — 2 = 0 represents, a. acircle, b. an empty set, c. a degenerate circle, d. a pair of straight lines, . Three normals to the parabola y? = x are drawn through a point (c, 0) then, , a. none of these, , i, be> 5, —i, Gc=5, a» 1, d. c= F, , . The graph of the function f(x) = i. e. the curve y = 1 is, a. a hyperbola, b. a parabola, , c. an ellipse

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10., , 11., , 12., , 13., , 14., , 15., , d. acircle, , The ellipse= = 4 © = 1,8 =a?, ee ipse= 3 te = ,0° =a*isa, , a. a hyperbola, , b. none of these., , c. horizontal ellipse, , d. vertical ellipse, , Fill in the blanks:, , The equation of the circle having centre at (3, -4) and touching the line 5x + 12y - 12 =, Ois, , , , Fill in the blanks:, , of the hyperbola is the ratio of the distance of any one focus from the centre, , and the distance of any one vertex from the centre., Find the equation of parabola when the vertex is at (0, 0) and focus is at (0, 4)., , What is the condition that the equation, on comparing with general equation of, , circle, ax” + by” + 6x + 3y +hxy +3=Ois the equation of circle?, , Find the equation of hyperbola having Foci (0, +13) and the conjugate axis is of length, 24,, , Determine whether x? + y? + 2x + 10y + 26 = 0 represent a circle or point., , Find the equation of ellipse having Major axis on the x-axis and passes through the, points (4, 3) and (6, 2), , Find the equation of ellipse having Length of minor axis 16, foci (0,--6), Find the centre and radius of the circle. x 2 + y 2 - 8x - 10y - 12 =0, , Find the equation of the hyperbola whose foci are (4, 2) and (8,2) and eccentricity is 2., , 2/6