NCERT Class 9
2. Find the capacity in litres of a conical vessel with (ii) height 12 cm, slant height 12 cm
17
Oct
2. Find the capacity in litres of a conical vessel with (ii) height 12 cm, slant height 12 cm 2. Find the capacity in litres of a conical vessel with (ii) height 12 cm slant height 12 cm October 17, 2020 Category: Chapter 13 - Surface Areas and Volumes , Maths , NCERT Class 9 [...]
1. Find the volume of the right circular cone with (ii) radius 3.5 cm, height 12 cm
17
Oct
1. Find the volume of the right circular cone with (ii) radius 3.5 cm, height 12 cm 1. Find the volume of the right circular cone with (ii) radius 3.5 cm height 12 cm October 17, 2020 Category: Chapter 13 - Surface Areas and Volumes , Maths , NCERT Class 9 ,
1. Find the volume of the right circular cone with (i) radius 6cm, height 7 cm
17
Oct
1. Find the volume of the right circular cone with (i) radius 6cm, height 7 cm 1. Find the volume of the right circular cone with (i) radius 6cm height 7 cm October 17, 2020 Category: Chapter 13 - Surface Areas and Volumes , Maths , NCERT Class 9 ,
8. A patient in a hospital is given soup daily in a cylindrical bowl of diameter 7cm. If the bowl is filled with soup to a height of 4cm, how much soup the hospital has to prepare daily to serve 250 patients?
17
Oct
8. A patient in a hospital is given soup daily in a cylindrical bowl of diameter 7cm. If the bowl is filled with soup to a height of 4cm, how much soup the hospital has to prepare daily to serve 250 patients? 8. A patient in a hospital is given soup daily in a cylindrical [...]
7. A lead pencil consists of a cylinder of wood with solid cylinder of graphite filled in the interior. The diameter of the pencil is 7 mm and the diameter of the graphite is 1 mm. If the length of the pencil is 14 cm, find the volume of the wood and that of the graphite.
17
Oct
7. A lead pencil consists of a cylinder of wood with solid cylinder of graphite filled in the interior. The diameter of the pencil is 7 mm and the diameter of the graphite is 1 mm. If the length of the pencil is 14 cm, find the volume of the wood and that of the [...]
6. The capacity of a closed cylindrical vessel of height 1m is15.4 liters. How many square meters of metal sheet would be needed to make it?
17
Oct
6. The capacity of a closed cylindrical vessel of height 1m is15.4 liters. How many square meters of metal sheet would be needed to make it? 6. The capacity of a closed cylindrical vessel of height 1m is15.4 liters. How many square meters of metal sheet would be needed to make it? October 17, 2020 [...]
5. It costs Rs 2200 to paint the inner curved surface of a cylindrical vessel 10m deep. If the cost of painting is at the rate of Rs 20 per m^2, find (i) inner curved surface area of the vessel (ii) radius of the base (iii) capacity of the vessel
17
Oct
5. It costs Rs 2200 to paint the inner curved surface of a cylindrical vessel 10m deep. If the cost of painting is at the rate of Rs 20 per m^2, find (i) inner curved surface area of the vessel (ii) radius of the base (iii) capacity of the vessel 5. It costs Rs 2200 [...]
4. If the lateral surface of a cylinder is 94.2cm^2 and its height is 5cm, then find (i) radius of its base (ii) its volume.[Use π= 3.14]
17
Oct
4. If the lateral surface of a cylinder is 94.2cm^2 and its height is 5cm, then find (i) radius of its base (ii) its volume.[Use π= 3.14] 4. If the lateral surface of a cylinder is 94.2cm^2 and its height is 5cm then find (i) radius of its base (ii) its volume.[Use π= 3.14] October [...]
3. A soft drink is available in two packs – (i) a tin can with a rectangular base of length 5cm and width 4cm, having a height of 15 cm and (ii) a plastic cylinder with circular base of diameter 7cm and height 10cm. Which container has greater capacity and by how much?
17
Oct
3. A soft drink is available in two packs – (i) a tin can with a rectangular base of length 5cm and width 4cm, having a height of 15 cm and (ii) a plastic cylinder with circular base of diameter 7cm and height 10cm. Which container has greater capacity and by how much? 3. A [...]
2. The inner diameter of a cylindrical wooden pipe is 24cm and its outer diameter is 28 cm. The length of the pipe is 35cm.Find the mass of the pipe, if 1cm^3 of wood has a mass of 0.6g.
17
Oct
2. The inner diameter of a cylindrical wooden pipe is 24cm and its outer diameter is 28 cm. The length of the pipe is 35cm.Find the mass of the pipe, if 1cm^3 of wood has a mass of 0.6g. 2. The inner diameter of a cylindrical wooden pipe is 24cm and its outer diameter is [...]