Circumferential stress in a cylindrical steel boiler shell under internal pressure is 80 MPa, Young's modulus of elasticity and Poisson's ratio are respectively \[2\,\,\times \,\,{{10}^{5}}\] MPa and 0.28. The magnitude of circumferential strain in the boiler shell will be:

Circumferential stress in a cylindrical steel boiler shell under inter

1.	Circumferential stress in a cylindrical steel boiler shell under internal pressure is 80 MPa, Young's modulus of elasticity and Poisson's ratio are respectively \[2\,\,\times \,\,{{10}^{5}}\] MPa and 0.28. The magnitude of circumferential strain in the boiler shell will be:
A.	\[3.44\times {{10}^{-\,4}}\]
B.	\[3.84\times {{10}^{-\,4}}\]
C.	2, 1, 3
D.	\[4.56\times {{10}^{-\,4}}\]
Answer» B. \[3.84\times {{10}^{-\,4}}\]

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Circumferential stress in a cylindrical steel boiler shell under internal pressure is 80 MPa, Young's modulus of elasticity and Poisson's ratio are respectively \[2\,\,\times \,\,{{10}^{5}}\] MPa and 0.28. The magnitude of circumferential strain in the boiler shell will be:

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