1.If the volume of a cube is 1728, the length of its edge is equal to
20 cm
19 cm
12 cm
15 cm
2. Two cubes each of 10 cm edge are joined end to end. The surface area of the resulting cuboid is
1700 cm^{2}
1400 cm^{2}
1000 cm^{2}
4000 cm^{2}
3. A rectangular sheet of paper 44 cm × 18 cm is rolled along its length and a cylinder is formed. The volume of the cylinder so formed is equal to (Take π = 22/7)
2700 cm^{3}
2799 cm^{3}
2772 cm^{3}
3272 cm^{3}
4. If the radius and height of a cylinder are in the ratio 5 : 7 and its volume is 550 , then its radius is equal to (Take π = 22/7)
14 cm
12 cm
10 cm
6 cm
5. If the curved surface area of a solid right circular cylinder of height h and radius r is onethird of its total surface area, then
h = 2 r
h = 1/4 r
h = 1/2 r
h = 3/2 r
6. A hollow cylindrical pipe is 21 cm long. If its outer and inner diameters are 10 cm and 6 cm respectively, then the volume of the metal used in making the pipe is (Take π = 22/7)
1056 cm^{3}
1060 cm^{3}
1013 cm^{3}
1056 cm^{3}
7. If the radius and slant height of a cone are in the ratio 4 : 7 and its curved surface area is 792 , then its radius is (Take π = 22/7)
15 cm
12 cm
17 cm
19 cm
8. If the radius of the base and the height of a right circular cone are respectively 21 cm and 28 cm, then the curved surface area of the cone is (Take π = 22/7)
2350 cm^{2}
2210 cm^{2}
3310 cm^{2}
2310 cm^{2}
9. A conical tent with baseradius 7 m and height 24 m is made from 5 m wide canvas. The length of the canvas used is (Take π = 22/7)
150 m
110 m
100 m
120 m
10. The total surface area of a solid hemisphere of radius 3.5 m is covered with canvas at the rate of Rs. 20 per. The total cost to cover the hemisphere is (Take π = 22.7)
Rs. 2300
Rs. 2460
Rs. 2310
Rs. 2450
Class 10 Surface Area and Volumes Quiz 1Time limit: 0
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