The length of the subnormal to the parabola `y^(2)=4ax` at any point is equal to

The subtangent,ordinate and subnormal to the parabola y^(2)=4ax are in

Length of the shortest normal chord of the parabola y^(2)=4ax is

The normals to the parabola y^(2)=4ax from the point (5a,2a) is/are

Foot of the directrix of the parabola y^(2) = 4ax is the point

The length of a focal chord of the parabola y^(2)=4ax making an angle theta with the axis of the parabola is (a>0) is: