Solve
Guides
0
You visited us 0 times! Enjoying our articles? Unlock Full Access!
Question

EXERCISE 19.1 OL [NCERT) [NCERT) LEVEL 1 1. Curved surface area of a right circular cylinder is 4.4 m2. If the radius of the base the cylinder is 0.7 m, find its height. 2. 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. 3. 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 12.50 per m². 4. It is required to make a closed cylindrical tank of height 1 m and base diameter 140 cm from a metal sheet. How many square metres of the sheet are required for the same? INCERTI [NCERT]

Open in App
Solution
Verified by Toppr



Was this answer helpful?
0
Similar Questions
Q1
1) If the curved surface area of a right circular cylinder of height 21 cm is 132 cm2, then find the diameter of the base of the cylinder.
2) A cylindrical pillar is 50 cm is diameter and 3.5m in height. Find the cost of painting the curved surface area of the pillar at the rate of Rs 25 per m2.
View Solution
Q2
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 12.50 m2
View Solution
Q3

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 ₹ 12.50 per m2.[Assume π=227]


View Solution
Q4
It is required to make a closed cylindrical tank of height 1 m and base diameter 140 cm from a metal sheet. How many square metres of the sheet are required for the same?
View Solution
Q5
A cylindrical pillar is 50cm in diameter and 3.5m in height. Find the coat of painting the curved surface of the pillar at the rate of ₹12.50 per m×m.
View Solution