SOLUTION: An iron pipe having outer radius of 4 centimeter is 5 meter long. Its curved surface has to be painted. find the cost of painting it at the rate of Rs.14 per sq.meter ?

Question 394641: An iron pipe having outer radius of 4 centimeter is 5 meter long. Its curved surface has to be painted. find the cost of painting it at the rate of Rs.14 per sq.meter ?
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
An iron pipe having outer radius of 4 centimeter is 5 meter long. Its curved surface has to be painted. find the cost of painting it at the rate of Rs.14 per sq.meter ?
------------
sq meters
SA = 0.4*pi sq meters
Cost = 0.4*pi*14 R

RELATED QUESTIONS
a metal pipe is 77 cm. long the inner diameter of a cross section is 4 cm. the outer... (answered by Fombitz)

A metal pipe is 77 cm long.The inner diameter of a cross-section is 4 cm, the outer... (answered by ankor@dixie-net.com)

A metal pipe is 77 cm long, the inner diameter of the cross-section is 4cm and the outer... (answered by Alan3354)

a metal pipe has thickness 3 cm and outer radius 10 cm. find the volume of metal required (answered by Cromlix)

a pipe is 300cm long it has an internal diameter of 10cm and has a tkickness of 1cm... (answered by jsmallt9)

It cost Rs 2200 to paint inner curved surface of cylinder 10m deep at the rate of 20 per... (answered by stanbon)

Mr. Nim designed an arch for the top of his main gate. The arch will be made out of bent... (answered by greenestamps)

Hi Find the total surface area of the outside of a pipe 20m long with an outer radius... (answered by Alan3354)

An iron pipe 3 meters long has an internal diameter of 30 cm. The iron is 12 mm thick.... (answered by Alan3354,math_tutor2020)