Which one of the following is the correct representation of Temperature profile for Double pipe heat exchanger?

• A. <a href="https://www.sanfoundry.com/wp-content/uploads/2019/09/heat-transfer-operations-questions-answers-double-pipe-heat-exchangers-q11a.png"><img alt="The representation of Temperature profile for Double pipe heat exchanger - option a" class="alignnone size-full wp-image-246601" height="211" src="https://www.sanfoundry.com/wp-content/uploads/2019/09/heat-transfer-operations-questions-answers-double-pipe-heat-exchangers-q11a.png" width="290"/></a>
• B. <a href="https://www.sanfoundry.com/wp-content/uploads/2019/09/heat-transfer-operations-questions-answers-double-pipe-heat-exchangers-q11b.png"><img alt="The representation of Temperature profile for Double pipe heat exchanger - option b" class="alignnone size-full wp-image-246602" height="223" sizes="(max-width: 318px) 100vw, 318px" src="https://www.sanfoundry.com/wp-content/uploads/2019/09/heat-transfer-operations-questions-answers-double-pipe-heat-exchangers-q11b.png" srcset="https://www.sanfoundry.com/wp-content/uploads/2019/09/heat-transfer-operations-questions-answers-double-pipe-heat-exchangers-q11b.png 318w, https://www.sanfoundry.com/wp-content/uploads/2019/09/heat-transfer-operations-questions-answers-double-pipe-heat-exchangers-q11b-300x210.png 300w" width="318"/></a>
• C. <a href="https://www.sanfoundry.com/wp-content/uploads/2019/09/heat-transfer-operations-questions-answers-double-pipe-heat-exchangers-q11c.png"><img alt="The representation of Temperature profile for Double pipe heat exchanger - option c" class="alignnone size-full wp-image-246603" height="224" sizes="(max-width: 302px) 100vw, 302px" src="https://www.sanfoundry.com/wp-content/uploads/2019/09/heat-transfer-operations-questions-answers-double-pipe-heat-exchangers-q11c.png" srcset="https://www.sanfoundry.com/wp-content/uploads/2019/09/heat-transfer-operations-questions-answers-double-pipe-heat-exchangers-q11c.png 302w, https://www.sanfoundry.com/wp-content/uploads/2019/09/heat-transfer-operations-questions-answers-double-pipe-heat-exchangers-q11c-300x223.png 300w" width="302"/></a>
• D. <a href="https://www.sanfoundry.com/wp-content/uploads/2019/09/heat-transfer-operations-questions-answers-double-pipe-heat-exchangers-q11d.png"><img alt="The representation of Temperature profile for Double pipe heat exchanger - option d" class="alignnone size-full wp-image-246604" height="248" sizes="(max-width: 311px) 100vw, 311px" src="https://www.sanfoundry.com/wp-content/uploads/2019/09/heat-transfer-operations-questions-answers-double-pipe-heat-exchangers-q11d.png" srcset="https://www.sanfoundry.com/wp-content/uploads/2019/09/heat-transfer-operations-questions-answers-double-pipe-heat-exchangers-q11d.png 311w, https://www.sanfoundry.com/wp-content/uploads/2019/09/heat-transfer-operations-questions-answers-double-pipe-heat-exchangers-q11d-300x239.png 300w, https://www.sanfoundry.com/wp-content/uploads/2019/09/heat-transfer-operations-questions-answers-double-pipe-heat-exchangers-q11d-100x80.png 100w" width="311"/></a>