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1
The length and breadth of a cuboidal box are 3 cm and 5 cm, respectively. If its lateral surface area is 60 cm sq, then the height of the box is equal to ______________
3cm
7.5cm
3.75cm
5cm
2
Find the lateral surface area of the hollow cylinder if inner and outer radii are 3 cm, 4 cm respectively and height is 14 cm.
3
Find the volume of the sphere of radius 3.5 cm.
4
Find the lateral surface area of the hemisphere having the radius 12 cm.
5
Find the total surface area of a cone, if its slant height is 9 m and the radius of its base is 12 m.
692 sq m
592 sq m
792 sq m
682 sq m
6
Find the height if volume of a prism is 1500 cubic units and area of the base is 350 square units.
4.82
4.28
4.48
4.25
7
Find the volume of the sphere of radius 0.7 cm.
None of these
8
The inner and outer radii of the spherical shell are 0.2 cm and 1.4 cm respectively. Find the outer curved surface area of the shell.
none of these
9
The total surface area of the cone is 425 sq m and the radius of the base of the cone is 14 sq m. Find the slant height of the cone.
10
Find the total surface area of Hemisphere of radius 12.6 cm
11
The area of the curved surface of right circular height of base radius 'r' is obtained by multiplying its volume by :
2r
2/r
4r
4/r
12
An iron pipe 10 cm long has exterior diameter equal to 26 cm. If the thickness of the pipe is 1 cm, Find the whole surface area of the pipe.
13
Volume of a cube whose edge measures 5.8 cm is _________________
195.12 cu cm
195.1121 cu cm
195.112 cu cm
195.21 cu cm
14
The ratio of lateral surface area to total surface area of a cube is _________________
2:3
3:2
1:2
4:3
15
A cylindrical road roller made of iron is 1m wide. Its inner diameter is 54 cm and thickness of iron sheet rolled into the road roller is 9 cm. Find the weight of the roller if 1c.c of iron weighs 8 gm. (in cu cm)
1233
1466
1425.6
1469.8
16
A cuboid has total surface area of 40 sq m and its lateral surface area is 26 sq m. Find the area of its base.
14 sq m
7 sq m
66 sq m
3 sq m
17
A metal pipe is 77 cm long. The inner diameter of a cross section is 4 cm, the outer diameter being 4.4 cm. Find its inner curved surface area. (in sq cm)
869
968
689
986
18
The percentage increase in the surface area of a cube when each side is doubled is
25%
50%
150%
300%
19
The diagonal of a cuboid with dimensions 22 cm by 12 cm by 7.5 cm is
13.83 cm
6.04 cm
24.25 cm
26.15 cm
20
Find the lateral curved surface area of a cylindrical petrol tank, that is 4.2 m in diameter and 4.5 m high. How much steel was actually used if 1/12 of steel actually used was wasted in making the closed tank? (in sq meter)
56.4 & 76.5
59.4 & 95.04
34.07 & 78.65
78.66 & 97.88