1
JEE Main 2021 (Online) 26th February Morning Shift
+4
-1
In the circle given below, let OA = 1 unit, OB = 13 unit and PQ $$\bot$$ OB. Then, the area of the triangle PQB (in square units) is :

A
24$$\sqrt 2$$
B
24$$\sqrt 3$$
C
26$$\sqrt 2$$
D
26$$\sqrt 3$$
2
JEE Main 2020 (Online) 5th September Evening Slot
+4
-1
If the length of the chord of the circle,
x2 + y2 = r2 (r > 0) along the line, y – 2x = 3 is r,
then r2 is equal to :
A
$${9 \over 5}$$
B
$${{24} \over 5}$$
C
$${{12} \over 5}$$
D
12
3
JEE Main 2020 (Online) 4th September Evening Slot
+4
-1
Out of Syllabus
The circle passing through the intersection of the circles,
x2 + y2 – 6x = 0 and x2 + y2 – 4y = 0, having its centre on
the line, 2x – 3y + 12 = 0, also passes through the point :
A
(–3, 1)
B
(1, –3)
C
(–1, 3)
D
(–3, 6)
4
JEE Main 2020 (Online) 9th January Morning Slot
+4
-1
Out of Syllabus
A circle touches the y-axis at the point (0, 4) and passes through the point (2, 0). Which of the following lines is not a tangent to this circle?
A
3x – 4y – 24 = 0
B
4x + 3y – 8 = 0
C
3x + 4y – 6 = 0
D
4x – 3y + 17 = 0
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