Duplicate Question
The question on this page has been marked as a duplicate question.
Original Question
the thickness of a metallic tube is 1 cm and the inner diameter of tube is 12 cm . Find the weight of 1 meter tube long, if the...Asked by sona
the thickness of a metallic tube is 1 cm and the inner diameter of tube is 12 cm . Find the weight of 1 meter tube long, if the density of metal be 7.8 gram/cm^3
Answers
Answered by
sona
Area of a circle = ðr²
Inner diameter = 12 cm
Inner radius = 6 cm
Outer radius = 6+1 = 7 cm
Cross sectional area of an annulus (ring)
= ð(r2²-r1²)
=(7²-6²)ð
=13ð cm²
Volume for a 1 metre tube:
V=13ð&100cm cm³
=1300 cm³
Mass ("weight")
=volume * density.
Inner diameter = 12 cm
Inner radius = 6 cm
Outer radius = 6+1 = 7 cm
Cross sectional area of an annulus (ring)
= ð(r2²-r1²)
=(7²-6²)ð
=13ð cm²
Volume for a 1 metre tube:
V=13ð&100cm cm³
=1300 cm³
Mass ("weight")
=volume * density.
There are no AI answers yet. The ability to request AI answers is coming soon!
Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.