Question

1 A circular well is dug, Its diameter is 3 - m and its depth is 6 m. What is the
lateral surface area of the well? What is the volume of the earth removed to
2 A cylindrical oil tank has diameter 7 m and height 9 m. If the inner side of
Exercise 16D
(Consider the value of n as 22 or 3.14)
7
make the well?
1 A , 3 -
the tank has to be painted all over, what will it cost at * 35 per square metre
3 In a circular well of diameter 3 m, the depth of water is 7 m. What is the
quantity of water in the well? (Express in kilolitres)
4 A well is dug whose diameter is 4 m and the depth is 10 m. Find the quanti
of earth taken out. Calculate the cost of plastering the curved (inner) surfa
* 5.00 per sq, m
5 A pillar in the shape of a cylinder has radius 21 cm and height 3 m. Find t
curved surface area and the volume of the pillar,
6 A metallic pipe whose internal and external diameters are 8 cm and 6 cm
length of 2.1 m. Find the volume of the metal.
7 The volume of a 1-metre iron rod is 1386 cu, cm. Find its diameter.
A rectangular piece of paper, 44 cm long and 16 cm broad, is rolled alon
What is the radius of the cylinder? What is its volume?
A tank is in the form of a right circular cylinder. Its height is 48 m and t
the lateral surface area and volume of the cylinder.
cylindrical roller is of length 2 m and diameter 84 cm. Find the numb
cover an area of 7920 m2.
e circumference of the base of a right circular cylinder is 176 cm. If
I the lateral surface area of the cylinder.
Maths​

Answer 1

Answer:

can you give any one question