The longitudinal stress in a riveted cylindrical shell of diameter (d), thickness (t) and subjected to an internal pressure (p) is

The hoop stress in a riveted cylindrical shell of diameter (d), thickness (t) and subjected to an internal pressure (p) is (where $$\eta $$ = Efficiency of the riveted joint)

A

$$\frac{{{\text{pd}}}}{{{\text{t}}\eta }}$$

B

$$\frac{{{\text{pd}}}}{{2{\text{t}}\eta }}$$

C

$$\frac{{{\text{pd}}}}{{4{\text{t}}\eta }}$$

D

$$\frac{{{\text{pd}}}}{{8{\text{t}}\eta }}$$

A thin cylindrical shell of diameter (d) length ($$l$$) and thickness (t) is subjected to an internal pressure (p). The longitudinal stress in the shell is

A

$$\frac{{{\text{pd}}}}{{\text{t}}}$$

B

$$\frac{{{\text{pd}}}}{{2{\text{t}}}}$$

C

$$\frac{{{\text{pd}}}}{{4{\text{t}}}}$$

D

$$\frac{{{\text{pd}}}}{{6{\text{t}}}}$$

A thin spherical shell of internal diameter d is subjected to an internal pressure p. If $${\sigma _{\text{t}}}$$ is the tensile stress for the shell material, then thickness of shell is equal to

A

$$\frac{{{\text{pd}}}}{{{\sigma _{\text{t}}}}}$$

B

$$\frac{{{\text{pd}}}}{{2{\sigma _{\text{t}}}}}$$

C

$$\frac{{{\text{pd}}}}{{3{\sigma _{\text{t}}}}}$$

D

$$\frac{{{\text{pd}}}}{{4{\sigma _{\text{t}}}}}$$

A thin cylindrical shell of diameter (d), length ($$l$$) and thickness (t) is subjected to an internal pressure (p). The hoop stress in the shell is

A

$$\frac{{{\text{pd}}}}{{\text{t}}}$$

B

$$\frac{{{\text{pd}}}}{{2{\text{t}}}}$$

C

$$\frac{{{\text{pd}}}}{{4{\text{t}}}}$$

D

$$\frac{{{\text{pd}}}}{{6{\text{t}}}}$$

A thin cylindrical shell of diameter (d), length ($$l$$) and thickness (t) is subjected to an internal pressure (p). The ratio of longitudinal strain to hoop strain is

A

$$\frac{{{\text{m}} - 2}}{{2{\text{m}} - 1}}$$

B

$$\frac{{2{\text{m}} - 1}}{{{\text{m}} - 2}}$$

C

$$\frac{{{\text{m}} - 2}}{{2{\text{m}} + 1}}$$

D

$$\frac{{2{\text{m}} + 1}}{{{\text{m}} - 2}}$$

In a thin cylindrical shell subjected to an internal pressure p, the ratio of longitudinal stress to the hoop stress is

A

$$\frac{1}{2}$$

B

$$\frac{3}{4}$$

C

1

D

1.5

A thin spherical shell of diameter (d) and thickness (t) is subjected to an internal pressure (p). The stress in the shell material is

A

$$\frac{{{\text{pd}}}}{{\text{t}}}$$

B

$$\frac{{{\text{pd}}}}{{2{\text{t}}}}$$

C

$$\frac{{{\text{pd}}}}{{4{\text{t}}}}$$

D

$$\frac{{{\text{pd}}}}{{8{\text{t}}}}$$

A thin spherical shell of internal diameter d is subjected to an internal pressure p. If V is the storage capacity of shell, then its diameter will be

A

$${\left( {\frac{{6{\text{V}}}}{\pi }} \right)^{\frac{1}{2}}}$$

B

$${\left( {\frac{{6{\text{V}}}}{\pi }} \right)^{\frac{1}{3}}}$$

C

$${\left( {\frac{{6{\text{V}}}}{\pi }} \right)^2}$$

D

$${\left( {\frac{{6{\text{V}}}}{\pi }} \right)^3}$$

A thick cylindrical shell having ro and ri as outer and inner radii, is subjected to an internal pressure (p). The maximum tangential stress at the inner surface of the shell is

A

$$\frac{{{\text{r}}_{\text{o}}^2 - {\text{r}}_{\text{i}}^2}}{{2{\text{pr}}_{\text{i}}^2}}$$

B

$$\frac{{2{\text{pr}}_{\text{i}}^{\text{2}}}}{{{\text{r}}_{\text{o}}^2 - {\text{r}}_{\text{i}}^2}}$$

C

$$\frac{{{\text{p}}\left( {{\text{r}}_{\text{o}}^2 + {\text{r}}_{\text{i}}^2} \right)}}{{{\text{r}}_{\text{o}}^2 - {\text{r}}_{\text{i}}^2}}$$

D

$$\frac{{{\text{p}}\left( {{\text{r}}_{\text{o}}^2 - {\text{r}}_{\text{i}}^2} \right)}}{{{\text{r}}_{\text{o}}^2 + {\text{r}}_{\text{i}}^2}}$$

A thick cylindrical shell having r_o and r_i as outer and inner radii, is subjected to an internal pressure (p). The maximum tangential stress at the inner surface of the shell is

A

$$\frac{{{\text{r}}_{\text{o}}^2 - {\text{r}}_{\text{i}}^2}}{{2{\text{pr}}_{\text{i}}^2}}$$

B

$$\frac{{2{\text{pr}}_{\text{i}}^{\text{2}}}}{{{\text{r}}_{\text{o}}^2 - {\text{r}}_{\text{i}}^2}}$$

C

$$\frac{{{\text{p}}\left( {{\text{r}}_{\text{o}}^2 + {\text{r}}_{\text{i}}^2} \right)}}{{{\text{r}}_{\text{o}}^2 - {\text{r}}_{\text{i}}^2}}$$

D

$$\frac{{{\text{p}}\left( {{\text{r}}_{\text{o}}^2 - {\text{r}}_{\text{i}}^2} \right)}}{{{\text{r}}_{\text{o}}^2 + {\text{r}}_{\text{i}}^2}}$$

The longitudinal stress in a riveted cylindrical shell of diameter (d), thickness (t) and subjected to an internal pressure (p) is

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