What is the cross-sectional area of a circular ring of D =38 cm and d=32 cm
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Answer:
D=38cm
Cross sectional area=1,134.1cubic cm
D=32
Cross sectional area=804.24cubic cm
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Answer:
Thickness of ring = 38-32 = 6cm
radius of cross sectional part = 6/2 = 3cm
Area of cross section = πr² = 3.14×3²=28.26 cm²
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