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Determine the minimum wall thickness of the thin-walled hollow sphere 3.5m in diameter holds helium gas at 1900 kPa, if its allowable stress is 80 MPa. a. 24.80 mm b. 30.05 mm c. 18.32 mm d. 20.78 mm

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Question

Determine the minimum wall thickness of the thin-walled hollow sphere 3.5m in diameter holds helium gas at 1900 kPa, if its allowable stress is 80 MPa. a. 24.80 mm b. 30.05 mm c. 18.32 mm d. 20.78 mm

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