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Unformatted text preview: a. Write down energy shell balance on the oil in the direction of axial direction. [8 marks] b. Obtain the temperature profile as a function of r for angular velocity = 300 rpm. [ 1 2 M a r k s ] Test2: TP: 2 Hours: [email protected] 4. A typical fin is shown in FIGURE Q4 The length, width and thickness of the fin are , W and respectively. L 2 B FIGURE Q4 Heat flows through a fin. a. Formulate shell energy balance along the y direction for the fin shown in FIGURE Q4 [8 marks] b. Solve a differential equation for temperature distribution as a function of length. [12 marks] Test2: TP: 2 Hours: [email protected] 5. A typical case of series of walls is shown in FIGURE Q5 . FIGURE Q5 : Heat flows through a series of walls. a. Formulate shell energy balance along the x direction for the shown in FIGURE Q5 . [8 marks] b. Derive expression for overall heat transfer coefficient. [12 marks]...
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This note was uploaded on 10/06/2009 for the course CHE CAB 3033 taught by Professor Drnurul during the Spring '09 term at National University of Singapore.
 Spring '09
 DRNURUL

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