In a hot water heating system, there is a cylindrical pipe of length 28 m and diameter 5 cm. Find the total radiating surface in the system.
Archives for March 2014
Ncert Math Solutions Class 9th Chapter 13 Surface Areas and Volumes Exercise 13.2 Question 7
The inner diameter of a circular well is 3.5 m. It is 10 m deep. Find
(i) its inner curved surface area,
(ii) the cost of plastering this curved surface at the rate of Rs 40 per
.
Ncert Math Solutions Class 9th Chapter 13 Surface Areas and Volumes Exercise 13.2 Question 6
Curved surface area of a right circular cylinder is 4.4
. If the radius of the base of the cylinder is 0.7 m, find its height.
Ncert Math Solutions Class 9th Chapter 13 Surface Areas and Volumes Exercise 13.2 Question 5
A cylindrical pillar is 50 cm in diameter and 3.5 m in height. Find the cost of painting the curved surface of the pillar at the rate of Rs 12.50 per
.
Ncert Math Solutions Class 9th Chapter 13 Surface Areas and Volumes Exercise 13.2 Question 4
The diameter of a roller is 84 cm and its length is 120 cm. It takes 500 complete revolutions to move once over to level a playground. Find the area of the playground in
.
- « Previous Page
- 1
- …
- 23
- 24
- 25
- 26
- 27
- …
- 31
- Next Page »