PQ is any focal of the parabola `y^(2)=32x`. The length of PQ cam never be less then

PQ is any focal chord of the parabola y^(2)=8 x. Then the length of PQ can never be less than _________ .

PQ is any focal chord of the parabola y^(2)=8 x. Then the length of PQ can never be less than _________ .

PQ is any focal chord of the parabola y^(2)=8 x. Then the length of PQ can never be less than _________ .

PQ is any focal chord of the parabola y^(2)=8 x. Then the length of PQ can never be less than _________ .

Let PQ be a focal chord of the parabola y^(2)=4ax . The tangents to the parabola at P and Q meet at point lying on the line y=2x+a,alt0 . The length of chord PQ is

Let PQ be a focal chord of the parabola y^(2)=4x . If the centre of a circle having PQ as its diameter lies on the line sqrt5y+4=0 , then length of the chord PQ , is

Let PQ be a focal chord of the parabola y^(2)=4x . If the centre of a circle having PQ as its diameter lies on the line sqrt5y+4=0 , then length of the chord PQ, is

Let PQ be a focal chord of the parabola y^(2)=4ax . If the centre of a circle having PQ as its diameter lies on the line sqrt5y+4=0 , then length of the chord PQ, is

Let PQ be a focal chord of the parabola y^(2)=4ax . The tangents to the parabola at P and Q meet at point lying on the line y=2x+a,alt0 . If chord PQ subtends an angle theta at the vertex of y^(2)=4ax , then tantheta=

Let PQ be a focal chord of the parabola y^(2)=4ax . The tangents to the parabola at P and Q meet at point lying on the line y=2x+a,alt0 . If chord PQ subtends an angle theta at the vertex of y^(2)=4ax , then tantheta=