{"id":12303,"date":"2024-03-11T16:26:20","date_gmt":"2024-03-11T10:56:20","guid":{"rendered":"https:\/\/tsboardsolutions.in\/?p=12303"},"modified":"2024-03-13T17:31:23","modified_gmt":"2024-03-13T12:01:23","slug":"ts-10th-class-maths-bits-chapter-10","status":"publish","type":"post","link":"https:\/\/tsboardsolutions.in\/ts-10th-class-maths-bits-chapter-10\/","title":{"rendered":"TS 10th Class Maths Bits Chapter 10 Mensuration"},"content":{"rendered":"
Solving these\u00a0TS 10th Class Maths Bits with Answers<\/a> Chapter 10 Mensuration Bits for 10th Class will help students to build their problem-solving skills.<\/span><\/p>\n Question 1. Question 2. Question 3. <\/p>\n Question 4. Question 5. Question 6. Question 7. <\/p>\n Question 8. Question 9. Question 10. Question 11. <\/p>\n Question 12. Question 13. Question 14. Question 15. <\/p>\n Question 16. Question 17. Question 18. Question 19. Question 20. <\/p>\n Question 21. Question 22. Question 23. Question 24. Question 25. <\/p>\n Question 26. Question 27. Question 28. Question 29. Question 30. <\/p>\n Question 31. Question 32. Question 33. Question 34. <\/p>\n Question 35. Question 36. Question 37. Question 38. <\/p>\n Question 39. Question 40. Question 41. Question 42. Question 43. <\/p>\n Question 44. Question 45. Question 46. Question 47. Question 48. <\/p>\n Question 49. Question 50. Question 51. Question 52. <\/p>\n Question 53. Question 54. Question 55. Question 56. Question 57. <\/p>\n Question 58. Question 59. Question 60. Question 61. Question 62. <\/p>\n Question 63. Question 64. Question 65. Question 66. Question 67. <\/p>\n Question 68. Question 69. Question 70. Question 71. Question 72. <\/p>\n Question 73. Question 74. Question 75. Question 76. <\/p>\n Question 77. Question 78. Question 79. Question 80. Question 81. <\/p>\n Question 82. Question 83. Question 84. Question 85. Question 86. <\/p>\n Question 87. Question 88. Question 89. Question 90. <\/p>\n Question 91. Question 92. Question 93. Question 94. Question 95. <\/p>\n Question 96. Question 97. Question 98. Question 99. <\/p>\n Question 100. Solving these\u00a0TS 10th Class Maths Bits with Answers Chapter 10 Mensuration Bits for 10th Class will help students to build their problem-solving skills. Mensuration Bits for 10th Class Question 1. To find out quantity of water in the bottle, we measure A) surface area B) total surface area C) volume D) base area Answer: C) … Read more<\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/tsboardsolutions.in\/wp-json\/wp\/v2\/posts\/12303"}],"collection":[{"href":"https:\/\/tsboardsolutions.in\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tsboardsolutions.in\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tsboardsolutions.in\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/tsboardsolutions.in\/wp-json\/wp\/v2\/comments?post=12303"}],"version-history":[{"count":1,"href":"https:\/\/tsboardsolutions.in\/wp-json\/wp\/v2\/posts\/12303\/revisions"}],"predecessor-version":[{"id":12319,"href":"https:\/\/tsboardsolutions.in\/wp-json\/wp\/v2\/posts\/12303\/revisions\/12319"}],"wp:attachment":[{"href":"https:\/\/tsboardsolutions.in\/wp-json\/wp\/v2\/media?parent=12303"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tsboardsolutions.in\/wp-json\/wp\/v2\/categories?post=12303"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tsboardsolutions.in\/wp-json\/wp\/v2\/tags?post=12303"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}Mensuration Bits for 10th Class<\/h2>\n
\nTo find out quantity of water in the bottle, we measure
\nA) surface area
\nB) total surface area
\nC) volume
\nD) base area
\nAnswer:
\nC) volume<\/p>\n
\nLateral surface area of a cube is given by
\nA) 2a2<\/sup>
\nB) 4a2<\/sup>
\nC) 6a2<\/sup>
\nD) a3<\/sup>
\nAnswer:
\nB) 4a2<\/sup><\/p>\n
\nTotal surface area of a regular circular cylinder is
\nA) 2\u03c0rh
\nB) \u03c0rl
\nC) 2\u03c0r(\u03c0 + r)
\nD) 2\u03c0r(r + h)
\nAnswer:
\nD) 2\u03c0r(r + h)<\/p>\n
\nThe ratio of volumes of a cone and a cylinder whose radii and height are equal is ………………….
\nA) 3 : 1
\nB) 1 : 3
\nC) 1 : 2
\nD) 1 : 1
\nAnswer:
\nB) 1 : 3<\/p>\n
\nThe diagonal of a cube whose side is ‘a’ units is ……………..
\nA) a
\nB) \\(\\sqrt{2}\\) a
\nC) \\(\\sqrt{3}\\) a
\nD) 2a
\nAnswer:
\nC) \\(\\sqrt{3}\\) a<\/p>\n
\nThe volume of a sphere of radius ‘r’ is obtained by multiplying its surface area by
\nA) 4\/3
\nB) r\/3
\nC) 4r\/3
\nD) 3r
\nAnswer:
\nB) r\/3<\/p>\n
\nThe total surface area of a solid hemisphere of radius 7cm is
\nA) 239 \u03c0 cm2<\/sup>
\nB) 449 \u03c0 cm2<\/sup>
\nC) 221 \u03c0 cm2<\/sup>
\nD) 129 \u03c0 cm2<\/sup>
\nAnswer:
\nA) 239 \u03c0 cm2<\/sup><\/p>\n
\nThe curved surface area of a right circular cone of height 15cm and base diameter 16cm is.
\nA) 144 \u03c0 cm2<\/sup>
\nB) 136 \u03c0 cm2<\/sup>
\nC) 105 \u03c0 cm2<\/sup>
\nD) 120 \u03c0 cm2<\/sup>
\nAnswer:
\nB) 136 \u03c0 cm2<\/sup><\/p>\n
\nThe surface areas of two spheres are in the ratio 1 : 4 then, ratio of their volumes is
\nA) 1 : 4
\nB) 2 : 8
\nC) 1 : 16
\nD) 1 : 64
\nAnswer:
\nA) 1 : 4<\/p>\n
\nThe volume of the largest right circular cone that can be cut out from a cube of edge 4.2 cm is
\nA) 19.4 cm3<\/sup>
\nB) 74.6 cm3<\/sup>
\nC) 9.7 cm3<\/sup>
\nD) 8.4 cm3<\/sup>
\nAnswer:
\nA) 19.4 cm3<\/sup><\/p>\n
\nThe ratio of volume of cone and cylinder of equal diameter and height
\nA) 3 : 1
\nB) 1 : 2
\nC) 2 : 1
\nD) 1 : 3
\nAnswer:
\nD) 1 : 3<\/p>\n
\nAn iron cylindrical rod has a height 4 times of its radius is melted and cast into spherical balls of the same radius. The number of balls cast is
\nA) 4
\nB) 3
\nC) 2
\nD) 1
\nAnswer:
\nD) 1<\/p>\n
\nA cone and a hemi-sphere have equal bases and equal volumes then the ratio of their heights
\nA) 2 : 1
\nB) 3 : 1
\nC) 4 : 1
\nD) 1 : 1
\nAnswer:
\nA) 2 : 1<\/p>\n
\nThe volume of the greatest cylinder that can be cut form a solid wooden cube of length of edge 14cm is
\nA) 2156 cm3<\/sup>
\nB) 1078 cm3<\/sup>
\nC) 539 cm3<\/sup>
\nD) 428 cm3<\/sup>
\nAnswer:
\nA) 2156 cm3<\/sup><\/p>\n
\nA shuttle cock is a combination of
\nA) cylinder, sphere
\nB) sphere, cone
\nC) cylinder, hemisphere
\nD) hemisphere, first term cone
\nAnswer:
\nD) hemisphere, first term cone<\/p>\n
\nT.S.A of a solid hemisphere whose radius is 7cm is …………….. cm2<\/sup>.
\nA) 327 \u03c0
\nB) 144 \u03c0
\nC) 147 \u03c0
\nD) 189 \u03c0
\nAnswer:
\nC) 147 \u03c0<\/p>\n
\nIf the radius of base of a cylinder is doubled and the height remains unchanged, it’s C.S.A becomes
\nA) double
\nB) times
\nC) half
\nD) no change
\nAnswer:
\nA) double<\/p>\n
\nThe number of cubes of side 2cm which can be cut from a cube of side 6 cm is
\nA) 3
\nB) 18
\nC) 27
\nD) 9
\nAnswer:
\nC) 27<\/p>\n
\nIf the diameter of a sphere is’d’ then its volume is
\nA) \\(\\frac{1}{6}\\) \u03c0d3<\/sup>
\nB) \\(\\frac{4}{3}\\) \u03c0d3<\/sup>
\nC) \\(\\frac{1}{24}\\) \u03c0d3<\/sup>
\nD) \\(\\frac{1}{3}\\) \u03c0d3<\/sup>
\nAnswer:
\nA) \\(\\frac{1}{6}\\) \u03c0d3<\/sup><\/p>\n
\nA cylindrical, a cone and a hemisphere are of equal base and have the same height, then the ratio of their volumes is
\nA) 3 : 1 : 1
\nB) 3 : 2 : 1
\nC) 1 : 2 : 3
\nD) 1 : 3 : 2
\nAnswer:
\nA) 3 : 1 : 1<\/p>\n
\nTotal surface area of a cube is 216 cm2<\/sup> then its volume is ……………….. cm3<\/sup>.
\nA) 216
\nB) 196
\nC) 212
\nD) 144
\nAnswer:
\nA) 216<\/p>\n
\nThe total surface area of a cube is 54 cm2<\/sup> then its side is ………………. cm. (A.P. Mar. ’15 )
\nA) 6
\nB) 9
\nC) 12
\nD) 3
\nAnswer:
\nD) 3<\/p>\n
\nBase area of a regular cylinder is 154 cm2<\/sup> then its radius is ……………….. (A.P. Mar. ’16, ’15)
\nA) 49 cm
\nB) 7 cm
\nC) 22 cm
\nD) 14 cm
\nAnswer:
\nB) 7 cm<\/p>\n
\nIf the height and radius of a cone are 1.5 and 8 cm then its slant height = ………………. cm
\nA) 2.5 cm
\nB) 7.5 cm
\nC) 5 cm
\nD) 10 cm
\nAnswer:
\nC) 5 cm<\/p>\n
\nCurved surface area of a hemi-sphere = ………………. (A.P. Mar. ’15)
\nA) \u03c0r2<\/sup>
\nB) \\(\\frac{1}{3}\\)\u03c0r2<\/sup>
\nC) 3\u03c0r2<\/sup>
\nD) 2\u03c0r2<\/sup>
\nAnswer:
\nD) 2\u03c0r2<\/sup><\/p>\n
\nVolume of a cube having 1 cm side is ……………….. (A.P. Mar. ’16, June ’15)
\nA) 1 cm3<\/sup>
\nB) 3 cm3<\/sup>
\nC) 1 cm2<\/sup>
\nD) 3 cm2<\/sup>
\nAnswer:
\nA) 1 cm3<\/sup><\/p>\n
\nRatio of volumes of two spheres is 8 : 27 then ratio of their curved surface areas is …………….. (A.P. June ’15)
\nA) 2 : 3
\nB) 4 : 27
\nC) 8 : 9
\nD) 4 : 9
\nAnswer:
\nC) 8 : 9<\/p>\n
\nFootball is in a model of …………………. (A.P. Mar. ’16)
\nA) circle
\nB) cylinder
\nC) Sphere
\nD) cone
\nAnswer:
\nC) Sphere<\/p>\n
\nRadius of a cone is ‘r’, height is ‘h’ and its slant height is 7 then which of the following is false ? (A.P. Mar. ’16)
\nA) always l > h
\nB) always l > r
\nC) always r > p
\nD) l2<\/sup> = r2<\/sup> + h2<\/sup>
\nAnswer:
\nC) always r > p<\/p>\n
\nRadius, height, slant height of a cone are| r, h, l, then ‘l’ value in terms of r and h is ……………… (T.S. Mar. ’15)
\nA) \\(\\sqrt{h^2-r^2}\\)
\nB) \\(\\sqrt{r^2+h^2}\\)
\nC) \\(\\sqrt{r^2-h^2}\\)
\nD) \\(\\sqrt{4 r^2+h^2}\\)
\nAnswer:
\nB) \\(\\sqrt{r^2+h^2}\\)<\/p>\n
\nTo calculate the quantity of milk inside a bottle, we need to find out
\nA) Area
\nB) Volume
\nC) Density
\nD) TSA
\nAnswer:
\nB) Volume<\/p>\n
\nSphere, cylinder and cone have same heights and radii, then its ratios of curved surface areas.
\nA) 4 : 4 : \\(\\sqrt{5}\\)
\nB) 1 : 1 : \\(\\sqrt{5}\\)
\nC) \\(\\sqrt{5}\\) : 4 : 4
\nD) 4 : \\(\\sqrt{5}\\) : 4
\nAnswer:
\nA) 4 : 4 : \\(\\sqrt{5}\\)<\/p>\n
\nDiagonal of a cuboid is …………….. units.
\nA) \\(\\sqrt{l^2+b^2+h^2}\\)
\nB) \\(1 \\sqrt{\\mathrm{b}^2+\\mathrm{h}^2}\\)
\nC) \\(b \\sqrt{h^2+r^2}\\)
\nD) none
\nAnswer:
\nA) \\(\\sqrt{l^2+b^2+h^2}\\)<\/p>\n
\nThe radius of a conical tent is 3 meter and height is 4 meter then its slant height is …………………. meter.
\nA) 5
\nB) 725
\nC) A and B
\nD) none
\nAnswer:
\nA) 5<\/p>\n
\nThe total surface area of a solid hemisphere of radius 1 unit is
\nA) 3\u03c0r2<\/sup>
\nB) 2\u03c0r2<\/sup>
\nC) 3\u03c0
\nD) 2\u03c0
\nAnswer:
\nC) 3\u03c0<\/p>\n
\nVolume of is cuboid.
\nA) 16
\nB) 10
\nC) 6
\nD) 12
\nAnswer:
\nC) 6<\/p>\n
\nThe diameter of a metallic sphere is 6 cm and melted to draw a wire of diameter 2cm, then the length of the wire is
\nA) 48 cm
\nB) 12 cm
\nC) 36 cm
\nD) 24 cm
\nAnswer:
\nC) 36 cm<\/p>\n
\nA solid sphere of radius r melted and recast into the shape of a solid cone of height r, then radius of the base of the cone is (of equal volume)
\nA) 2r
\nB) r
\nC) 3r
\nD) 4r
\nAnswer:
\nA) 2r<\/p>\n
\nIf the radii of circular ends of a frustum of a cone are 20 cm and 12 cm and its height is 6cm, then the slant height of the frustum is …………………. cm.
\nA) 10
\nB) 6
\nC) 9
\nD) 8
\nAnswer:
\nA) 10<\/p>\n
\nThe number of balls, each of radius 1 cm that can be made from a solid sphere of radius 8 cm is
\nA) 64
\nB) 216
\nC) 16
\nD) 512
\nAnswer:
\nD) 512<\/p>\n
\nThe ratio of volume of two cones is 4 : 5 and the ratio of the radii of their base is 2 : 3 then ratio of their vertical heights is
\nA) 4 : 5
\nB) 9 : 5
\nC) 3 : 5
\nD) 2 : 5
\nAnswer:
\nB) 9 : 5<\/p>\n
\nIf the ratio of radii of two spheres is 2 : 3 then the ratio of their surface areas is
\nA) 3 : 2
\nB) 27 : 8
\nC) 8 : 27
\nD) 4 : 9
\nAnswer:
\nD) 4 : 9<\/p>\n
\nIf a cone is cut into two parts by a horizontal plane passing through the mid point of the axis, the ratio of the volumes of the
\nupper part and the cone is
\nA) 1 : 2
\nB) 1 : 4
\nC) 1 : 6
\nD) 1 : 8
\nAnswer:
\nD) 1 : 8<\/p>\n
\nThe height of a cylinder is doubled and radius is tripled then its curved surface area will become …………….. times.
\nA) 7
\nB) 6
\nC) 9
\nD) 12
\nAnswer:
\nB) 6<\/p>\n
\nDiameter of a sphere which can in-scribe a cube of edge x cm is ……………
\nA) \\(\\frac{x}{3}\\)
\nB) \\(\\frac{x^2}{3}\\)
\nC) \\(\\frac{x}{\\sqrt{3}}\\)
\nD) x\\(\\sqrt{3}\\)
\nAnswer:
\nD) x\\(\\sqrt{3}\\)<\/p>\n
\nTotal surface area of hemisphere of radius r is ………….
\nA) \u03c0r2<\/sup>
\nB) 2\u03c0r2<\/sup>
\nC) 3\u03c0r2<\/sup>
\nD) none
\nAnswer:
\nC) 3\u03c0r2<\/sup><\/p>\n
\nVolume of frustrum of a cone is
\nA) \\(\\frac{\\pi h}{3}\\) (R2<\/sup> + r2<\/sup>2 +R.r)
\nB) \\(\\frac{\\mathrm{h}}{3}\\)(R2<\/sup> + r2<\/sup>)
\nC) \\(\\frac{\\pi h}{3}\\)(R2<\/sup> +r2<\/sup>)
\nD) none
\nAnswer:
\nA) \\(\\frac{\\pi h}{3}\\) (R2<\/sup> + r2<\/sup>2 +R.r)<\/p>\n
\nIf the length of each diagonal of a cube is doubled, then its volume become ………………. times.
\nA) 7
\nB) 8
\nC) 9
\nD) none
\nAnswer:
\nB) 8<\/p>\n
\nIf a right angled triangle is revolved about its hypotenuse then it will form a ………………….
\nA) double cone
\nB) triple cone
\nC) only cone
\nD) none
\nAnswer:
\nA) double cone<\/p>\n
\nA solid sphere of radius 10 cm is moulded into 8 spherical solid balls of equal radius, then radius of small spherical balls is ……………… cm.
\nA) 10
\nB) 9
\nC) 6
\nD) 5
\nAnswer:
\nD) 5<\/p>\n
\nIn a hollow cuboid box of size 4 \u00d7 3 \u00d7 2m, the number of solid iron spherical balls of radius 0.5 m that can be packed ……………
\nA) 71
\nB) 24
\nC) 22
\nD) 16
\nAnswer:
\nB) 24<\/p>\n
\nIf the external and internal radii of a hollow hemispherical bowl are R and r, then its total surface area is ……………….
\nA) \u03c0r2<\/sup> + R2<\/sup>
\nB) \u03c0R2<\/sup> + r2<\/sup>
\nC) \u03c0R2<\/sup> + r
\nD) \u03c0(3R2<\/sup> + r2<\/sup>)
\nAnswer:
\nD) \u03c0(3R2<\/sup> + r2<\/sup>)<\/p>\n
\nVolume of cylinder is …………………. cu. units.
\nA) \u03c0r2<\/sup>h
\nB) \u03c0r2<\/sup>
\nC) \\(\\frac{\\pi}{r}\\)
\nD) none
\nAnswer:
\nA) \u03c0r2<\/sup>h<\/p>\n
\nVolume of cone is ……………… cu. units.
\nA) \\(\\frac{1}{7}\\) \u03c0r2<\/sup>h
\nB) \\(\\frac{1}{2}\\) \u03c0r2<\/sup>h
\nC) \u03c0r2<\/sup>h
\nD) \\(\\frac{1}{3}\\) \u03c0r2<\/sup>h
\nAnswer:
\nD) \\(\\frac{1}{3}\\) \u03c0r2<\/sup>h<\/p>\n
\nVolume of sphere is ………………… cu.units.
\nA) \\(\\frac{4}{3}\\) \u03c0r2<\/sup>h
\nB) \\(\\frac{4}{3}\\) \u03c0r3<\/sup>
\nC) \\(\\frac{1}{3}\\) \u03c0r3<\/sup>
\nD) none
\nAnswer:
\nB) \\(\\frac{4}{3}\\) \u03c0r3<\/sup><\/p>\n
\nVolume of cuboid = …………………… cu.units
\nA) l2<\/sup>b
\nB) lbh2<\/sup>
\nC) lbh
\nD) none
\nAnswer:
\nC) lbh<\/p>\n
\nTotal surface area of cone is …………………. sq.units.
\nA) \u03c0r2<\/sup> + \u03c0rl
\nB) \u03c0r2<\/sup> + \u03c0r
\nC) \u03c0r2<\/sup> + \u03c0l
\nD) none
\nAnswer:
\nA) \u03c0r2<\/sup> + \u03c0rl<\/p>\n
\nTotal surface area of cylinder is ……………………. sq.units.
\nA) \u03c0rh + \u03c0r2<\/sup>
\nB) 2\u03c0r + \u03c0
\nC) 2\u03c0rh2<\/sup>
\nD) 2\u03c0rh + 2\u03c0r2<\/sup>
\nAnswer:
\nD) 2\u03c0rh + 2\u03c0r2<\/sup><\/p>\n
\nTotal surface area of hemisphere is ………………… sq.units.
\nA) \\(\\frac{\\pi r^2}{\\mathrm{~h}}\\)
\nB) 4\u03c0r2<\/sup>
\nC) 8\u03c0r2<\/sup>h
\nD) none
\nAnswer:
\nD) none<\/p>\n
\nSurface area of sphere is ……………… sq.units.
\nA) \\(\\frac{\\pi r^2}{\\mathrm{~h}}\\)
\nB) 4\u03c0r2<\/sup>
\nC) 8\u03c0r2<\/sup>h
\nD) none
\nAnswer:
\nB) 4\u03c0r2<\/sup><\/p>\n
\nVolume of a cube is ………………… cu.units.
\nA) 3a3<\/sup>
\nB) a2<\/sup>h
\nC) a3<\/sup>
\nD) none
\nAnswer:
\nC) a3<\/sup><\/p>\n
\nThe volume of a cube is 216 cm3 then edge is ………………….. cm.
\nA) 9
\nB) 10
\nC) 16
\nD) 6
\nAnswer:
\nD) 6<\/p>\n
\nC.S.A of cone = ……………….. sq. units.
\nA) \u03c02<\/sup>r2<\/sup>l
\nB) \u03c0rl2<\/sup>
\nC) \u03c0r2<\/sup>
\nD) \u03c0rl
\nAnswer:
\nD) \u03c0rl<\/p>\n
\nIn a cone, r = 7 cm, h = 10 cm then l = ………………….. cm
\nA) 12.2
\nB) 9.2
\nC) 10.1
\nD) none
\nAnswer:
\nA) 12.2<\/p>\n
\n\u03c0 = …………………
\nA) \\(\\frac{22}{7}\\)
\nB) \\(\\frac{2}{7}\\)
\nC) \\(\\frac{22}{3}\\)
\nD) none
\nAnswer:
\nA) \\(\\frac{22}{7}\\)<\/p>\n
\nThe volume of a right circular cone with radius 6 cm and height 7 cm is …………………. cm3<\/sup>.
\nA) 462
\nB) 264
\nC) 486
\nD) none
\nAnswer:
\nB) 264<\/p>\n
\nA heap of rice is in the form of a cone of diameter 12 m and height 8 m then volume is ……………… m3<\/sup>.
\nA) 110.53
\nB) 301.71
\nC) 310.51
\nD) none
\nAnswer:
\nB) 301.71<\/p>\n
\nIn a cylinder, r = 8 cm, h = 10 cm, CSA = …………………. cm3<\/sup>.
\nA) \\(\\frac{3520}{7}\\)
\nB) \\(\\frac{1520}{9}\\)
\nC) \\(\\frac{3310}{41}\\)
\nD) none
\nAnswer:
\nA) \\(\\frac{3520}{7}\\)<\/p>\n
\nIn a hemisphere, r = 1.75 cm then CSA = ……………… cm2<\/sup>.
\nA) 38.5
\nB) 48.5
\nC) 93.5
\nD) none
\nAnswer:
\nA) 38.5<\/p>\n
\nVolume of cone if r = 2 cm, h = 4 cm is ……………….
\nA) \\(\\frac{16}{3}\\) \u03c0
\nB) \\(\\frac{6}{7}\\) \u03c0
\nC) \\(\\frac{18}{31}\\) \u03c0
\nD) none
\nAnswer:
\nA) \\(\\frac{16}{3}\\) \u03c0<\/p>\n
\nSurface area of a sphere and cube are equal then the ratio of their volumes is …………………
\nA) \\(\\sqrt{\\pi}\\) : 1
\nB) \\(\\sqrt{\\pi}\\) : \\(\\sqrt{6}\\)
\nC) \u03c0 : \\(\\sqrt{6}\\)
\nD) none
\nAnswer:
\nB) \\(\\sqrt{\\pi}\\) : \\(\\sqrt{6}\\)<\/p>\n
\nIn a hemisphere, r = 7 cm then CSA = ………………… cm2<\/sup>.
\nA) 210
\nB) 308
\nC) 114
\nD) 112
\nAnswer:
\nB) 308<\/p>\n
\nIn a cylinder, r = 7 cm then CSA = ………………. cm2<\/sup>.
\nA) 1170
\nB) 1120
\nC) 2310
\nD) 1320
\nAnswer:
\nC) 2310<\/p>\n
\nHeap of stones is an example of ………………..
\nA) cylinder
\nB) cone
\nC) circle
\nD) none
\nAnswer:
\nB) cone<\/p>\n
\nIn the figure, l2<\/sup> = ………………
\n
\nA) h2<\/sup> + r2<\/sup>
\nB) \\(\\sqrt{l^2+h^2}\\)
\nC) h2<\/sup> + r
\nD) h + r2<\/sup>
\nAnswer:
\nA) h2<\/sup> + r2<\/sup><\/p>\n
\nArea of equilateral triangle of side ‘a’ units is …………….. sq. units.
\nA) \\(\\frac{1}{\\sqrt{3}}\\) a2<\/sup>
\nB) \\(\\frac{4}{\\sqrt{3}}\\) a2<\/sup>
\nC) \\(\\frac{\\sqrt{3}}{4}\\) a
\nD) \\(\\frac{\\sqrt{3}}{4}\\) a2<\/sup>
\nAnswer:
\nD) \\(\\frac{\\sqrt{3}}{4}\\) a2<\/sup><\/p>\n
\nPerimeter of square is 20 cm then A = ………….. cm2<\/sup>.
\nA) 12
\nB) 16
\nC) 25
\nD) none
\nAnswer:
\nC) 25<\/p>\n
\nDiagonal of rectangle is …………… units.
\nA) \\(\\sqrt{l^2+b^2}\\)
\nB) \\(\\sqrt{l+b}\\)
\nC) l + \\(\\sqrt{b}\\)
\nD) \\(\\sqrt{l}\\) + b
\nAnswer:
\nA) \\(\\sqrt{l^2+b^2}\\)<\/p>\n
\nVolume of hollow cylinder is …………………
\nA) \u03c0R – r
\nB) \u03c0r2<\/sup> – R
\nC) \u03c0R2<\/sup> – r
\nD) \u03c0(R2<\/sup> – r2<\/sup>)
\nAnswer:
\nD) \u03c0(R2<\/sup> – r2<\/sup>)<\/p>\n
\n……………… gave the symbol \u03c0.
\nA) Euler
\nB) Pepe
\nC) Mount
\nD) None
\nAnswer:
\nA) Euler<\/p>\n
\nIn a cone, (l + r) (l – r) = …………..
\nA) h2<\/sup>
\nB) 2h
\nC) h
\nD) none
\nAnswer:
\nA) h2<\/sup><\/p>\n
\nA cuboid has dimensions 10x8x6 cm then its volume is ……………… cm3<\/sup>.
\nA) 190
\nB) 780
\nC) 680
\nD) 480
\nAnswer:
\nD) 480<\/p>\n
\nC.S.A of a cone is 4070 cm2<\/sup> and its diameter is 70 cm then slant height is ………………. cm
\nA) 27
\nB) 17
\nC) 37
\nD) 16
\nAnswer:
\nC) 37<\/p>\n
\nThe sphere is of radius 2.1 cm then its volume is ………………. cm2<\/sup>.
\nA) 38.08
\nB) 381.2
\nC) 83.01
\nD) none
\nAnswer:
\nA) 38.08<\/p>\n
\nIn l2<\/sup> = h2<\/sup> + r2<\/sup>, h = 15, r = 8 then l = ………….
\nA) 20
\nB) 17
\nC) 16
\nD) 19
\nAnswer:
\nB) 17<\/p>\n
\nThe surface area of a sphere is 616 sq.cm. then its radius is ……………… cm.
\nA) 16
\nB) 12
\nC) 9
\nD) 7
\nAnswer:
\nD) 7<\/p>\n
\nIn a cone, d = 14 cm, l = 10 cm then CSA = ………………….. cm2<\/sup>.
\nA) 220
\nB) 140
\nC) 160
\nD) none
\nAnswer:
\nA) 220<\/p>\n
\nIn a cube, a = 4 cm then TSA = ……………… cm2<\/sup>.
\nA) 12
\nB) 70
\nC) 90
\nD) none
\nAnswer:
\nC) 90<\/p>\n
\nNumber of edges of a cuboid is ………………
\nA) 11
\nB) 16
\nC) 10
\nD) 12
\nAnswer:
\nD) 12<\/p>\n
\nIf the diagonals of a rhombus are 10 cm and 24 cm then area is ……………….. cm2<\/sup>
\nA) 110
\nB) 814
\nC) 413
\nD) 314
\nAnswer:
\nA) 110<\/p>\n
\nVolume of cone with d as diameter and h as height is …………………. units3<\/sup>.
\nA) \\(\\frac{\\pi \\mathrm{d}^2}{6}\\)
\nB) \\(\\frac{\\pi \\mathrm{d}^2 \\mathrm{~h}}{12}\\)
\nC) \\(\\frac{\\pi \\mathrm{dh}^2}{12}\\)
\nD) none
\nAnswer:
\nB) \\(\\frac{\\pi \\mathrm{d}^2 \\mathrm{~h}}{12}\\)<\/p>\n
\nThe area of the base of a right circular cone is 78.5 cm2<\/sup>. If its height is 12 cm then its volume is …………….. cm3<\/sup>.
\nA) 110
\nB) 814
\nC) 413
\nD) 314
\nAnswer:
\nD) 314<\/p>\n
\nThe volume of a cuboid is 3,36,000 cm3<\/sup>. If; its area is 5,600 cm2<\/sup> then h = ……………… cm
\nA) 70
\nB) 60
\nC) 95.5
\nD) none
\nAnswer:
\nB) 60<\/p>\n
\nThe volume of cone is 462 cm3<\/sup>, r = 7 cm then h = ……………….. cm.
\nA) 9
\nB) 10
\nC)11
\nD) none
\nAnswer:
\nA) 9<\/p>\n
\nThe area of equilateral triangle is 36\\(\\sqrt{3}\\) cm2<\/sup> then the perimeter is ……………. cm.
\nA) 36
\nB) 63
\nC) 16
\nD)10
\nAnswer:
\nA) 36<\/p>\n
\nSurface area of a cube of side 27 cm is ………………. cm3<\/sup>.
\nA) 1474
\nB) 8174
\nC) 1374
\nD) 4374
\nAnswer:
\nD) 4374<\/p>\n
\nThe perimeter of an equilateral triangle is 60 cm then its area is ………………….. cm2<\/sup>.
\nA) 149.3
\nB) 170.1
\nC) 137.4
\nD) 173.2
\nAnswer:
\nD) 173.2<\/p>\n
\nIf the diagonal of a cube is 2.5 m then volume is ……………….. m3<\/sup>.
\nA) 3.01
\nB) 4.01
\nC) 8.1
\nD) none
\nAnswer:
\nA) 3.01<\/p>\n
\nr2<\/sup> = 1728 then r = ………………..
\nA) 13
\nB) 19
\nC) 10
\nD) 12
\nAnswer:
\nD) 12<\/p>\n
\nNumber of faces of a cuboid is ………………..
\nA) 9
\nB) 10
\nC) 6
\nD) 8
\nAnswer:
\nC) 6<\/p>\n","protected":false},"excerpt":{"rendered":"