1
AP EAPCET 2025 - 27th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

If the smallest circle through the points of intersection of $x^2+y^2=a^2$ and $x \cos \alpha+y \sin \alpha=p, 0

A

1

B

-1

C

$-p$

D

$-2 p$

2
AP EAPCET 2025 - 27th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

If the lines $3 x-4 y+4=0$ and $6 x-8 y-7=0$ are the tangents to the same circle, then the area of that circle (in sq. units) is

A

$\frac{3 \pi}{4}$

B

$\frac{16 \pi}{25}$

C

$\frac{9 \pi}{4}$

D

$\frac{9 \pi}{16}$

3
AP EAPCET 2025 - 27th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Circles are drawn through the point $(2,0)$ to cut intercepts of length 5 units on the $X$-axis. If their centre lie in the first quadrant, then their equation is

A

$3 x^2+3 y^2-27 x-2 k y+42=0, k \in R^{+}$

B

$x^2+y^2-2 k x-9 y+14=0, k \in R^{+}$

C

$x^2+y^2-9 x-2 k y+14=0, k \in R^{+}$

D

$x^2+y^2-9 x-2 k y-42=0, k \in R^{+}$

4
AP EAPCET 2025 - 27th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

If the locus of a point that divides a chord of slope 2 of the parabola $y^2=4 x$ internally in the ratio $1: 2$ is a parabola, then its vertex is

A

$\left(\frac{2}{9}, \frac{8}{9}\right)$

B

$\left(\frac{1}{9}, \frac{3}{9}\right)$

C

$\left(\frac{4}{9}, \frac{8}{9}\right)$

D

$\left(\frac{2}{9}, \frac{4}{9}\right)$