1
MHT CET 2023 9th May Morning Shift
+2
-0

Two tangents to the circle $$x^2+y^2=4$$ at the points $$\mathrm{A}$$ and $$\mathrm{B}$$ meet at the point $$\mathrm{P}(-4,0)$$. Then the area of the quadrilateral $$\mathrm{PAOB}, \mathrm{O}$$ being the origin, is

A
$$2 \sqrt{3}$$ sq. units
B
$$8 \sqrt{3}$$ sq. units
C
$$4 \sqrt{3}$$ sq. units
D
$$6 \sqrt{3}$$ sq. units
2
MHT CET 2022 11th August Evening Shift
+2
-0

If the lines $$3 x-4 y-7=0$$ and $$2 x-3 y-5=0$$ pass through diameters of a circle of area $$49 \pi$$ square units, then the equation of the circle is

A
$$x^2+y^2-2 x+2 y-47=0$$
B
$$x^2+y^2-2 x+2 y+51=0$$
C
$$x^2+y^2+2 x-2 y-51=0$$
D
$$x^2+y^2+2 x+2 y+47=0$$
3
MHT CET 2021 24th September Evening Shift
+2
-0

If $$y=2 x$$ is a chord of circle $$x^2+y^2-10 x=0$$, then the equation of circle with this chord as diameter is

A
$$x^2+y^2-2 x-4 y=0$$
B
$$x^2+y^2+2 x+4 y=0$$
C
$$x^2+y^2-2 x+4 y=0$$
D
$$x^2+y^2+2 x-4 y=0$$
4
MHT CET 2021 24th September Morning Shift
+2
-0

Equationof the chord of the circle $$x^2+y^2-4 x-10 y+25=0$$ having mid-point $$(1,2)$$ is

A
$$-x+3 y=5$$
B
$$x+3 y=7$$
C
$$5 x+y=7$$
D
$$3 x+y=5$$
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