Test Series-13


  • Your test contains 10 multiple choice questions with only one answer
  • This is 30 min test.Please make sure you complete it in stipulated time
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1.The area of three adjacent faces of a cube is a, b and c. The volume is V .What is the appropiate relation between V and a,b,c?

2) The height of a cone is 16 cm and Slant height is 20 cm. Its radius is ?
   12 cm
    13 cm
   14 cm
   10 cm

3. In a cylinder, radius is doubled and height is doubled, curved surface area will be?
    become 2 times
    become 4 times
    remains same
   become 1/2 times

4. The dimensions of a cuboid are 50 cm x 40 cm x 10 cm. Its volume in litres is:?

   10 litres
    20 litres
    40 litres
    30 litres

5. A Home choclate maker has one spherical chocalate of radius 10cm. With the same amount of material, how many small sphere of choclates of radius 2.5 cm can be made?
   None of these

6.Find the amount of water displaced by a solid spherical ball of diameter 4.2 cm, when it is completely immersed in water?
   .31 litres
   .2 litres
   1 litres
   None of these

7. A right triangle with sides 3 cm, 4 cm and 5 cm is revolved about the side 3cm to form a cone.Which of these is false?
    Curved surface of cone=20π
    Total surface area =36π
    None of these

8. A cube of side 42 cm contains a sphere touching its sides. Find the volume of the gap in between?
    35280 cm3
   35286 cm3
   34328 cm3
   none of these

9. Mcdonalled provides colddrink to the consumer daily in a cylindrical glasses of radius 7 cm. If the glass is filled with Cocacola upto an height of 12 cm, find how many litres of cocacola is needed to serve 100 consumer?
   164 litres
   184.8 Litrss
    200 litres
   160.5 litres

10.The volumes of the two spheres are in the ratio 64 : 27. Find the ratio of their surface areas,
    None of these

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