Find the length of the normal chord which subtends an angle of `90^@` at the vertex of the parabola `y^2=4x` .

The length of the normal chord which subtends an angle of 90^(@) at the vertex of the parabola y^(2)=4x is

The length of normal chord of parabola y^(2)=4x , which subtends an angle of 90^(@) at the vertex is :

If a chord 4y=3x-48 subtends an angle theta at the vertex of the parabola y^(2)=64x then tan theta=

Find the length of the chord which subtends an angle of 90^(@) at the centre 'O' and which is at a distance of 6 cm from the centre.

Find the locus of the middle points of the chords of the parabola y^(2)=4ax which subtend a right angle at the vertex of the parabola.

If the chord y=mx+c subtends a right angle at the vertex of the parabola y^(2)=4ax thenthe value of c is

Find the locus of the mid-points of the chords of the parabola y^(2)=4ax which subtend a right angle at vertex of the parabola.