Plastic pipe

Calculate the plastic pipe's weight with diameter d = 100 mm and length 330 cm if the wall thickness is 4 mm and the density of plastic is 1346 kg/m3.

Correct answer:

m =  5.36 kg

Step-by-step explanation:

d=100 mm cm=100:10  cm=10 cm l=330 cm s=4 mm cm=4:10  cm=0.4 cm ρ=1346 kg/m3 g/cm3=1346:1000  g/cm3=1.346 g/cm3  r1=d/2=10/2=5 cm r2=r1s=50.4=523=4.6 cm  S1=π r12=3.1416 5278.5398 cm2 S2=π r22=3.1416 4.6266.4761 cm2  S3=S1S2=78.539866.476112.0637 cm2  V=l S3=330 12.06373981.0262 cm3  m1=ρ V=1.346 3981.02625358.4613 g  m=m1 kg=m1:1000  kg=5358.4613:1000  kg=5.36 kg=5.36 kg



Did you find an error or inaccuracy? Feel free to write us. Thank you!







Tips for related online calculators
Do you know the volume and unit volume, and want to convert volume units?
Tip: Our Density units converter will help you convert density units.
Do you want to convert mass units?
Do you want to round the number?

You need to know the following knowledge to solve this word math problem:


 
We encourage you to watch this tutorial video on this math problem: video1   video2

Related math problems and questions: