Which of the following is the correct flow area for the shell side?

• A. <a href="https://www.sanfoundry.com/wp-content/uploads/2019/09/heat-transfer-operations-questions-answers-effective-diameter-shell-side-q10a.png"><img alt="The following is the correct flow area for the shell side - option a" class="alignnone size-full wp-image-246998" height="368" sizes="(max-width: 412px) 100vw, 412px" src="https://www.sanfoundry.com/wp-content/uploads/2019/09/heat-transfer-operations-questions-answers-effective-diameter-shell-side-q10a.png" srcset="https://www.sanfoundry.com/wp-content/uploads/2019/09/heat-transfer-operations-questions-answers-effective-diameter-shell-side-q10a.png 412w, https://www.sanfoundry.com/wp-content/uploads/2019/09/heat-transfer-operations-questions-answers-effective-diameter-shell-side-q10a-300x268.png 300w" width="412"/></a>
• B. <a href="https://www.sanfoundry.com/wp-content/uploads/2019/09/heat-transfer-operations-questions-answers-effective-diameter-shell-side-q10b.png"><img alt="The following is the correct flow area for the shell side - option b" class="alignnone size-full wp-image-246999" height="373" sizes="(max-width: 418px) 100vw, 418px" src="https://www.sanfoundry.com/wp-content/uploads/2019/09/heat-transfer-operations-questions-answers-effective-diameter-shell-side-q10b.png" srcset="https://www.sanfoundry.com/wp-content/uploads/2019/09/heat-transfer-operations-questions-answers-effective-diameter-shell-side-q10b.png 418w, https://www.sanfoundry.com/wp-content/uploads/2019/09/heat-transfer-operations-questions-answers-effective-diameter-shell-side-q10b-300x268.png 300w" width="418"/></a>
• C. <a href="https://www.sanfoundry.com/wp-content/uploads/2019/09/heat-transfer-operations-questions-answers-effective-diameter-shell-side-q10c.png"><img alt="The following is the correct flow area for the shell side - option c" class="alignnone size-full wp-image-247000" height="380" sizes="(max-width: 411px) 100vw, 411px" src="https://www.sanfoundry.com/wp-content/uploads/2019/09/heat-transfer-operations-questions-answers-effective-diameter-shell-side-q10c.png" srcset="https://www.sanfoundry.com/wp-content/uploads/2019/09/heat-transfer-operations-questions-answers-effective-diameter-shell-side-q10c.png 411w, https://www.sanfoundry.com/wp-content/uploads/2019/09/heat-transfer-operations-questions-answers-effective-diameter-shell-side-q10c-300x277.png 300w" width="411"/></a>
• D. <a href="https://www.sanfoundry.com/wp-content/uploads/2019/09/heat-transfer-operations-questions-answers-effective-diameter-shell-side-q10d.png"><img alt="The following is the correct flow area for the shell side - option d" class="alignnone size-full wp-image-247001" height="372" sizes="(max-width: 415px) 100vw, 415px" src="https://www.sanfoundry.com/wp-content/uploads/2019/09/heat-transfer-operations-questions-answers-effective-diameter-shell-side-q10d.png" srcset="https://www.sanfoundry.com/wp-content/uploads/2019/09/heat-transfer-operations-questions-answers-effective-diameter-shell-side-q10d.png 415w, https://www.sanfoundry.com/wp-content/uploads/2019/09/heat-transfer-operations-questions-answers-effective-diameter-shell-side-q10d-300x269.png 300w" width="415"/></a>