Volume of a Right Circular Cylinder

Q.

A cylinder is having a volume of 231 cu. cm. If the height of the cylinder is 6 cm, then what is the radius of a ball which will fit inside the cylinder?

1. Circle

2. 4 cm

3. 2.5 cm

4. 5 cm

Q. A juice seller sells juice from a big cylindrical container of height 35.2 cm and radius 10 cm. He charges ₹ 10 for each cylindrical glass of juice whose height is 10 cm and radius is 4 cm. Find the total amount of money he earns by selling the juice.(Take $\pi =\frac{22}{7}$)
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Q.

Theinner diameter of a cylindrical wooden pipe is 24 cm and its outer diameter is 28 cm.The length of the pipe is 35 cm. Find the mass of the pipe, if $1c{m}^3$ of wood has a mass of 0.6 g. $[Assume\pi =\frac{22}{7}]$

1. 9.432 kg

2. 7.432 kg

3. 3.432 kg

4. 4.432 kg

Q. The curved surface area of a cylindrical pillar is 264 sq. m and its volume is 924 cub. m. Find the ratio of its diameter to its height.

1. 7 : 6
2. 3 : 7
3. 7 : 3
4. 6 : 7

Q.

A cylindrical jar of height 'H' and radius 'R' is used to fill water in a cone of same height and radius. How many conical jars can it fill?

1. 9

2. 3

3. 6

4. 2

Q.

The pillars of an apartment are cylindrical in shape. If each pillar has a circular base of radius 40 cm and height 20 m, then find the volume of 7 such pillars.

1. 7040

2. 704

3. 7.04

4. 70.4

Q.

A juice seller sells juice from a big cylindrical container of height 35.2 cm and radius 10 cm. He charges ₹ 10 for each cylindrical glass of juice whose height is 10 cm and radius is 4 cm. Find the total amount of money he earns by selling the juice.(Take $\pi =\frac{22}{7}$)

1. ₹ 220

2. ₹ 110

3. ₹ 170

4. ₹ 190

Q.

If the radius of a cylinder is reduced by 50 $\%$, then the volume of the cylinder will get reduced by
( Take $\pi =\frac{22}{7}$ )

1. 25$\%$

2. 50$\%$

3. 75$\%$

4. 40$\%$

Q. The radii of two cylinders are in the ratio of 2:3 and their heights are in the ratio of 5:3. The ratio of their volumes is:

1. 4:9
2. 9:4
3. 20:27
4. 27:20

Q.

How many cylindrical containers of r = 0.5cm and h= 7cm is required to completely filled a cylindrical container of radius 5 cm and height 14 cm?

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