Circumferential and longitudinal strains in cylindrical boiler under internal steam pressure, are \[{{\varepsilon }_{1}}\] and \[{{\varepsilon }_{2}}\] respectively. Change in volume of the boiler cylinder per unit volume will be:

\[{{\varepsilon }_{1}}^{2}+{{\varepsilon }_{2}}\]

\[{{\varepsilon }_{1}}+2{{\varepsilon }_{2}}\]

\[{{\varepsilon }_{1}}+{{\varepsilon }_{2}}^{2}\]

\[2{{\varepsilon }_{1}}+{{\varepsilon }_{2}}\]

Circumferential and longitudinal strains in cylindrical boiler under i

1.	Circumferential and longitudinal strains in cylindrical boiler under internal steam pressure, are \[{{\varepsilon }_{1}}\] and \[{{\varepsilon }_{2}}\] respectively. Change in volume of the boiler cylinder per unit volume will be:
A.	\[{{\varepsilon }_{1}}+2{{\varepsilon }_{2}}\]
B.	\[{{\varepsilon }_{1}}+{{\varepsilon }_{2}}^{2}\]
C.	\[2{{\varepsilon }_{1}}+{{\varepsilon }_{2}}\]
D.	\[{{\varepsilon }_{1}}^{2}+{{\varepsilon }_{2}}\]
Answer» D. \[{{\varepsilon }_{1}}^{2}+{{\varepsilon }_{2}}\]

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Circumferential and longitudinal strains in cylindrical boiler under internal steam pressure, are \[{{\varepsilon }_{1}}\] and \[{{\varepsilon }_{2}}\] respectively. Change in volume of the boiler cylinder per unit volume will be:

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