the thickness of a metal pipe is 1cm its inner diameter is 14cm what is the volume of metal needed for a pipe of length 1m?
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Hello!
• d = 14 cm
• Radius, r = d / 2 = 7 cm
• Radius, R = r + 1 = 8 cm
Volume of Hollow cylinder :
= π.(R² - r²).h
= 22 / 7 × (64 - 49) × 100
= 4714. 2 cm³
Cheers!
• d = 14 cm
• Radius, r = d / 2 = 7 cm
• Radius, R = r + 1 = 8 cm
Volume of Hollow cylinder :
= π.(R² - r²).h
= 22 / 7 × (64 - 49) × 100
= 4714. 2 cm³
Cheers!
Answered by
38
i hope this will help you my dear
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