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The cable of a unformely loaded suspensi...

The cable of a unformely loaded suspension bridge hangs in the form of a parabola. The roadway which, is horizontal and 72 mt. long is supported by vertical wires attached to the cable, the longest being 30 mts. and the shortest being 6 mts. Find the length of the supporting wire attached to the road-way 18 mts.from the middle.

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AAKASH SERIES-PARABOLA-SOLVED EXAMPLES
  1. Find the equation of the parabola whose axis is parallel to Y-axis and...

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  2. Find the coordinate of' the vertex and focus and the equations of the ...

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  3. The cable of a unformely loaded suspension bridge hangs in the form of...

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  4. If x+y-1 = 0 touches the parabola y^(2) = kx the value of k is

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  5. The point of contact of 2x-y+2 =0 to the parabola y^(2)=4ax is

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  6. The equation of the tangent to the parabola y^(2)=8x and which is para...

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  7. Find the equaton of normal to the parabola y^(2)= 4ax at the end of...

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  8. Find the equation of the tangent and normal to the parabola x^(2)-4x-8...

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  9. Find the equations of the langents to lhe parabola y^(2) = 9x and whic...

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  10. The locus of the point of intersection of two tangents to the parabola...

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  11. The normals from (P, 0) are drawn to the para bolo y^(2) = 8x-, one of...

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  12. Show that the locus of point of intersection of perpendicular tangents...

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  13. show that the common tangent to the parabola y^(2)=4ax "and" x^(2)=4b...

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  14. Show that the locus of the foot of the perpendicular from the focus to...

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  15. Find the condition for the line y=mx+c to be a tangent to the parabola...

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  16. If a chord of lhe parabola y^(2) = 4ax touches the parabola y^(2) = 4b...

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  17. Prove that two parabolas y(2)=4ax "and" x^(2)=4by intersect (other tha...

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  18. Prove that the point on the parabola y^(2) = 4ax (a gt0) nearest to th...

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  19. Prove that the locus of point of intersection of two perpendicular nor...

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  20. If ((1)/(2),2) is one extermity of a focalchord of the parabola y^(2)=...

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