# Volume Of A Cylinder Free Doubts and Solutions

### CBSE - IX - Mathematics - Surface Areas and Volumes

## The volume of a metallic cylindrical pipe is 784 cubic cm . It's length is 14 cm and it's external diameter is 18 cm , find its thickness

**1784393325200864**5th March 2018, 12:51 PM

### CBSE - IX - Mathematics - Surface Areas and Volumes

## A solid cylinder has a total surface area is 231cm². It's curved surface area is ⅔ of the total surface area. Find the volume of the cylinder.

**1887316754913802**5th January 2018, 10:20 PM

### CBSE - IX - Mathematics - Surface Areas and Volumes

## Our winter vacations is starting from 23rd december and will end on 15 or 16 january.... after then i have my Unit Test-3 in which all the syllabus from april to december will be coming... so can u please help me to divide my time for proper studying so i can do well in my exams..

**Jitendra**17th December 2017, 7:54 AM

### CBSE - IX - Mathematics - Surface Areas and Volumes

A rectangular block of iron metal of dimensions is recasted into a cylindrical vessel of height 14 cm. Calculate its radius.

**Topperlearning User**27th October 2017, 1:35 PM

### CBSE - IX - Mathematics - Surface Areas and Volumes

## Rain water falls in a tub of dimensions 6 m x 4 m x 2.75 m and is transferred to a cylindrical tub of radius 10 meters. Find the height of water in the cylindrical tub.

**Topperlearning User**26th October 2017, 12:08 PM

### CBSE - IX - Mathematics - Surface Areas and Volumes

## A cubical mass of brass whose edge is 77 cm is drawn into a wire of diameter 3.5 cm. The length of the wire is

**Topperlearning User**26th October 2017, 12:00 PM

### CBSE - IX - Mathematics - Surface Areas and Volumes

## A solid rectangular block of iron of dimensions 7 cm x 4 cm x 2.75 cm is recast into a cylinder of radius 7 cm. Find the height of the recast cylinder.

**Topperlearning User**26th October 2017, 11:52 AM

### CBSE - IX - Mathematics - Surface Areas and Volumes

## The inner diameter and height of a closed cylindrical wooden tumbler is 8.4 cm and 6 cm respectively. Find the mass of the tumbler, if 1 cm3 of wood has a mass of 0.8 g.

**Topperlearning User**13th October 2017, 2:15 PM

### CBSE - IX - Mathematics - Surface Areas and Volumes

## A cylindrical vessel of diameter 84 cm and height 18 cm contains milk. This milk is to be filled in cylindrical tumblers of radius 7 cm and height 6 cm. Find the number of tumblers that can be filled with milk.

**Topperlearning User**13th October 2017, 2:14 PM

### CBSE - IX - Mathematics - Surface Areas and Volumes

## A hollow cylindrical metal pipe is 80 cm long. Its internal and external radii are 8 cm and 10 cm respectively. It is melted and cast into a solid cylinder 20 cm long. Calculate the radius of the solid cylinder.

**Topperlearning User**13th October 2017, 2:08 PM

### CBSE - IX - Mathematics - Surface Areas and Volumes

## The volume of right circular cylinder is 1694 cm3 and the radius of base is 7 cm. Find the curved surface area of the cylinder.

**Topperlearning User**13th October 2017, 2:05 PM

### CBSE - IX - Mathematics - Surface Areas and Volumes

## A cylindrical can whose diameter equals to its height contains 269.5 cm3 of a liquid. Calculate the radius and height of the cone.

**Topperlearning User**13th October 2017, 1:58 PM

### CBSE - IX - Mathematics - Surface Areas and Volumes

## A can has the greatest capacity for a fixed amount of metal if its diameter is made equal to its height. If such a can is to hold 6280 cm3, calculate its diameter.(use π = 3.14)

**Topperlearning User**13th October 2017, 1:58 PM

### CBSE - IX - Mathematics - Surface Areas and Volumes

## 1.54 cm3 of iron is drawn into a wire of diameter 2.8 mm. Find the length of the wire.

**Topperlearning User**13th October 2017, 1:57 PM

### CBSE - IX - Mathematics - Surface Areas and Volumes

## A cylindrical bucket of diameter 28 cm and height 12 cm is full of water. The water is emptied into a rectangular tub of length 66 cm and breadth 28 cm. Find the height to which water rises in the tub.

**Topperlearning User**13th October 2017, 1:56 PM

### CBSE - IX - Mathematics - Surface Areas and Volumes

## A rectangular piece of paper 33 cm long and 16 cm wide is rolled along its breadth to get a cylinder of height 16 cm. Find the volume of the cylinder.

**Topperlearning User**13th October 2017, 1:52 PM

### CBSE - IX - Mathematics - Surface Areas and Volumes

## The circumference of the base of a cylindrical vessel of height 28 cm is 352 cm. Find the amount of water it can hold.

**Topperlearning User**13th October 2017, 1:47 PM

### CBSE - IX - Mathematics - Surface Areas and Volumes

## A rod 2 m in length and 1.2 cm in radius is drawn into another rod of length 72 cm. Find the radius of the new rod.

**Topperlearning User**13th October 2017, 1:13 PM

### CBSE - IX - Mathematics - Surface Areas and Volumes

## A copper wire of diameter 6 mm is evenly wrapped on a cylinder of length 15 cm and diameter 49 cm to cover its whole surface. Find the length and volume of the wire. If the specific gravity of copper is 9g/cm³, then find the weight of the wire.

**mkmishra101**3rd March 2016, 5:32 PM

### CBSE - IX - Mathematics - Surface Areas and Volumes

## A cylindrical container of base radius 6 cm, has water upto a height of 5 cm. Find (a) volume of water (b) A metal sphere of radius 2 cm is totally submerged in the water. Find rise in the water level.

**mkmishra101**2nd March 2016, 7:59 PM

### CBSE - IX - Mathematics - Surface Areas and Volumes

## My question is that if we have circumference of base and the height of a cylinder.Can we able to find its volume without calculating its radius. If yes then how?

**dimplesharma0810**5th February 2016, 3:36 PM

### CBSE - IX - Mathematics - Surface Areas and Volumes

## rain water which falls on a flat rectangular surface of length 6 m and breadth 4 m is transferred into a cylindrical vessel of internal radius 20 cm. what will be the height of water in the cylindrical vessel if the rainfall is 1 cm. give your answer to the nearest integer. why rain water harvesting is important?

**pkirankumar4321**11th March 2015, 5:41 PM

### CBSE - IX - Mathematics - Surface Areas and Volumes

## A copper wire of diameter 6mm evenly wrapped around on a cylinder of length 15cm and diamter 49cm to cover its whole surface. find the length and volume of the wire. if the specific gravity of copper is 9g per cu.cm, find the weight of the wire

**bis0584**3rd February 2015, 1:56 PM

### CBSE - IX - Mathematics - Surface Areas and Volumes

## How many litres of water flow out through a pipe having an area of cross-section of 5 cm2 in one minute, if the speed of water in pipe is 30 cm/sec?

**Topperlearning User**4th June 2014, 1:23 PM

### CBSE - IX - Mathematics - Surface Areas and Volumes

## The volume of a cylinder is 350 cm3 and its height is 14 cm. Find the curved surface area.

**Topperlearning User**4th June 2014, 1:23 PM

### CBSE - IX - Mathematics - Surface Areas and Volumes

## The capacity of a closed cylindrical vessel of height 1 m is 15.4 litres. How many square meters of metal sheet would be needed to make it? .

**Topperlearning User**4th June 2014, 1:23 PM

### CBSE - IX - Mathematics - Surface Areas and Volumes

## The area of curved surface of a cylinder is 1210 cm2 and its radius is 10 cm. Find the volume of cylinder.

**Topperlearning User**4th June 2014, 1:23 PM

### CBSE - IX - Mathematics - Surface Areas and Volumes

## The pillars of a temple are cylindrically shaped. If each pillar has a circular base of radius 20 cm and height 10 m, how much concrete mixture would be required to build 14 such pillars?

**Topperlearning User**4th June 2014, 1:23 PM

### CBSE - IX - Mathematics - Surface Areas and Volumes

## The volume of a right circular cylinder is 3850 cubic cm. Find its height if it's diameter is 14 cm.

**Topperlearning User**4th June 2014, 1:23 PM

### CBSE - IX - Mathematics - Surface Areas and Volumes

## How many cylindrical glasses of 3 cm base radius and height 8 cm can be refilled from a cylindrical vessel of base radius 15 cm which is filled up to a height of 32 cm?

**Topperlearning User**4th June 2014, 1:23 PM

### CBSE - IX - Mathematics - Surface Areas and Volumes

## The curved surface area of a cylinder is 176 cm2 and area of its base is 38.5 cm2. Find the volume of the cylinder. (Take )

**Topperlearning User**4th June 2014, 1:23 PM

### CBSE - IX - Mathematics - Surface Areas and Volumes

**Topperlearning User**14th April 2014, 12:54 PM

### CBSE - IX - Mathematics - Surface Areas and Volumes

**Topperlearning User**14th April 2014, 12:43 PM

### CBSE - IX - Mathematics - Surface Areas and Volumes

## The radius and height of cylinder are in the ratio 5 : 7 and its volume is 550 cm3. Find its diameter. .

**Topperlearning User**14th April 2014, 10:44 AM

### CBSE - IX - Mathematics - Surface Areas and Volumes

## The sum of the radius of the base and height of a solid cylinder is 37 m. If the total surface area of the cylinder is 1628 m2, find the volume of the cylinder. .

**Topperlearning User**10th April 2014, 4:09 PM

### CBSE - IX - Mathematics - Surface Areas and Volumes

## The cost of painting the total outside surface of a closed cylindrical oil tank at 60 paise per sq. dm is Rs. 237.60. The height of tank is 6 times the radius of the base of the tank. Find volume of cylindrical tank correct to two decimal places.

**Topperlearning User**10th April 2014, 4:04 PM

### CBSE - IX - Mathematics - Surface Areas and Volumes

## A hollow cylindrical pipe 21 dm long is made of copper. Its outer and inner diameters are 10 cm and 6 cm respectively. Find the volume of the copper used in making the pipe.

**Topperlearning User**10th April 2014, 3:24 PM

### CBSE - IX - Mathematics - Surface Areas and Volumes

## The total surface are of a solid cylinder is 231 cm2 and its curved surface area is of the total surface area. Find the volume of the cylinder.

**Topperlearning User**10th April 2014, 3:18 PM

### CBSE - IX - Mathematics - Surface Areas and Volumes

## A lead pencil consists of cylinder of wood with a solid cylinder of graphite filled in the interior. The diameter of the pencil is 7 mm and the diameter of graphite is 1 mm. If the length of the pencil is 14 cm. Find the volume of wood and that of graphite.

**Topperlearning User**10th April 2014, 3:14 PM

### CBSE - IX - Mathematics - Surface Areas and Volumes

## At a fair, a stall keeper in one of the food stalls has a large cylindrical vessel of base radius 15 cm filled up to a height of 32 cm with orange juice. The juice is filled in small cylindrical glasses of radius 3 cm up to a height of 8 cm and sold at Rs. 10 each. How much money does the stall keeper receive by selling the juice completely?

**Topperlearning User**21st March 2014, 2:26 PM

### CBSE - IX - Mathematics - Surface Areas and Volumes

## water flows at the rate of 5m per minute through a cylindrical pipe whose diameter is 7cm. how long it will take to fill the conical vessel having base diameter 21 m and depth 12 m.

**deep_72**28th February 2011, 7:02 PM