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Applications of Integration 5 Mark Creative Question Paper With Answer Key

12th Standard

    Reg.No. :
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Maths

Time : 02:00:00 Hrs
Total Marks : 75

     5 Marks 

    15 x 5 = 75
  1. Find the area bounded by the curve y=xex and y=xe-x and the line x=1.

  2. Find the area of the region bounded by y=ex and y=e-x and the;line x=1.

  3. Find the area of the region bounded by a2y2=a2(a2-x2)

  4. Find the area of the region enclosed by the two circles x2+y2=1 and (x-1)2+y2=1.

  5. AOB is the positive quadrant of the ellipse \(\frac { { x }^{ 2 } }{ { a }^{ 2 } } +\cfrac { { y }^{ 2 } }{ { b }^{ 2 } } =1\) where OA=a and OB=b.Find the area between the arc AB and chord AB of the elipse.

  6. Show that the ratio of the area under the curve y=sinx and y=sin2x between x=0 and \(x=\frac { \pi }{ 3 } \) and x- axis are as 2 : 3.

  7. Find the area bounded by the curve y2(2a-x)=x2 and the line x=2a.

  8. Find the area bounded by the curve xy2=a2(a-x) and the y-axis

  9. Find the area enclosed by the parabolas 5x2-y=0 and 2x2-y+9=0.

  10. Find the area of the region bounded by the ellipse \(\frac{x^{2}}{9}+\frac{y^{2}}{4}=1\)

  11. Find the area of the region in the first quadrant enclosed by the x axis, the line y = x and the circle x2 + y= 32

  12. In the given figure, \(\Delta\)OBA is the part of the ellipse 9x2 + y2 = 36 in the first quadrant such that OA = Z and OB = 6. Find the area between the arc AB and chord AB.

  13. Find the area of the region bounded by the parabola y = x2 and the curve y = |x|

  14. Find the area bounded by the curve |x| + |v| = 1 using integration.

  15. Draw a rough sketch of the curve y = I + |x +1|, x = -3, x = 3 and y = 0 and find the area of the region bounded by them using integration.

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