Download Previous Year Diploma Paper of Heat Transfer 5th Sem RAC/5406/Feb 2021 Diploma Paper
Heat Transfer 5th Sem RAC/5406/Feb 2021 Diploma Paper
                SECTION-A
Q2. Attempt any Three questions.                                  5×6=30
a. What is heat transfer? Discuss the laws related to different modes of heat transfer.
b. What will be the heat transfer rate if the end of the fin is insulated?
c. Explain the efficiency of fin.
d. Differentiate between free and forced convection
e. Explain Planck’s distribution law.
f. Explain the thickness of insulation.
g. Define black body, grey body and white body.
                   SECTION-C
Q3. Attempt any one question.                            1×10=10
i. Find out an expression for conduction of heat through composite slabs considering one layer of
parallel case.
ii. What are insulators? Write down the properties and applications of any four types of insulators.
iii. Explain the following. a) Grashoff number b) Nusselt number
iv. What do you mean by LMTD? Explain the LMTD for parallel flow heat exchanger.
Heat transfer and different modes of heat transfer.
Heat transfer rate if the end of the fin is insulated.
Efficiency of fin.
Differentiate between free and forced convection
Planck’s distribution law.
Thickness of insulation.
Black body, grey body and white body.
Few applications of Optical CommunicationÂ
Heat Transfer 5th Sem RAC/5406/Feb 2021 Diploma Paper Click Here
Expression for conduction of heat through composite slabs considering one layer of
parallel case.
Properties and applications of any four types of insulators.
a) Grashoff number
b) Nusselt number
LMTD and Explain the LMTD for parallel flow heat exchanger.
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