A circle C1 with centre at the origin meets x-axis at A and B (where A & B lies on negative and positive x−axis respectively). Two points P(a) and Q(b) are on the circle such that b−a is a constant, where a and b are the parametric angles of the points. BP and AQ meets at R. Locus of R is a circle C2.Let c be the radius of C1 and d be the radius of C2. List IList II(1)For b−a=π2, the value of d2c2 is (P)0(2)For b−a=π2 and c=√2, circle C2 intersects (Q)1the coordinate axes at four points L,M,N,O. Let the area of the quadrilateral LMNO is 2√2p. Then the value of p is (3)Let m1,m2 be the slopes of the line BQ,AP (R)2 respectively. If m1m2=−1, then ab is (3)Let m1,m2 be the slopes of the line BQ,AP (S)3 respectively. If m1=m2, then 3|b−a|π is (T) 4 Then the INCORRECT option is:

A circle C1 with centre at the origin meets x-axis a

1.	A circle C1 with centre at the origin meets x-axis at A and B (where A & B lies on negative and positive x−axis respectively). Two points P(a) and Q(b) are on the circle such that b−a is a constant, where a and b are the parametric angles of the points. BP and AQ meets at R. Locus of R is a circle C2.Let c be the radius of C1 and d be the radius of C2. List IList II(1)For b−a=π2, the value of d2c2 is (P)0(2)For b−a=π2 and c=√2, circle C2 intersects (Q)1the coordinate axes at four points L,M,N,O. Let the area of the quadrilateral LMNO is 2√2p. Then the value of p is (3)Let m1,m2 be the slopes of the line BQ,AP (R)2 respectively. If m1m2=−1, then ab is (3)Let m1,m2 be the slopes of the line BQ,AP (S)3 respectively. If m1=m2, then 3\|b−a\|π is (T) 4 Then the INCORRECT option is:
Answer» A circle $C_{1}$ with centre at the origin meets $x$ -axis at $A$ and $B$ (where $A & B$ lies on negative and positive $x -$ axis respectively). Two points $P (a)$ and $Q (b)$ are on the circle such that $b - a$ is a constant, where $a$ and $b$ are the parametric angles of the points. $B P$ and $A Q$ meets at $R$ . Locus of $R$ is a circle $C_{2}$ . Let $c$ be the radius of $C_{1}$ and $d$ be the radius of $C_{2}$ . $\begin{matrix} List I & List II (1) & For b - a = \frac{π}{2}, the value of \frac{d^{2}}{c^{2}} is & (P) & 0 (2) & For b - a = \frac{π}{2} and c = \sqrt{2}, circle C_{2} intersects & (Q) & 1 the coordinate axes at four points L, M, N, O . Let the area of the quadrilateral LMNO is 2 \sqrt{2} p . Then the value of p is (3) & Let m_{1}, m_{2} be the slopes of the line BQ,AP & (R) & 2 respectively. If m_{1} m_{2} = - 1, then \frac{a}{b} is (3) & Let m_{1}, m_{2} be the slopes of the line BQ,AP & (S) & 3 respectively. If m_{1} = m_{2}, then \frac{3 \| b - a \|}{π} is (T) & 4 \end{matrix}$ Then the INCORRECT option is:

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