GTU BE 2019 Summer Question Papers || Gujarat Technological University
Subject Name: Heat Transfer
Time: 02:30 PM TO 05:00 PM Total Marks: 70
GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER-V (NEW) EXAMINATION - SUMMER 2019
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Subject Code: 2151909 Date: 06/06/2019Subject Name: Heat Transfer
Time: 02:30 PM TO 05:00 PM Total Marks: 70
Instructions:
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- Attempt all questions.
- Make suitable assumptions wherever necessary.
- Figures to the right indicate full marks.
- Use of air, water properties chart is allowed.
Q.1 (a) Distinguish between the conduction, convection and radiation modes of heat transfer with suitable example. (03)
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(b) Define Biot and Fourier numbers, and point out their physical significance. (04)
(c) Derive general heat conduction equation in cylindrical coordinate system (07)
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