(Last Updated On: January 10, 2020)

#### Problem Statement: ME Board April 1998

Compute the safe wall thickness of a 76.2 cm diameter steel tank. The tank is subjected to 7.33 MPa pressure and the steel material has a yield stress of 215.4 MPa. The factor of safety to use is 3.

- A. 1 ½ cm
- B. 3.89 cm
- C. 4.09 cm
- D. 3.96 cm

#### Problem Answer:

The wall thickness of a 76.2 cm diameter steel tank is **3.89 cm**.

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