Define heat transfer coefficient and describe its dependence of various parameters.
[3 marks]Write short notes on Forced Convection.
[4 marks]Derive the expression for heat conduction in a hollow spherical vessel. State the necessary assumptions.
[7 marks]Give the physical significance of Prandtl number
[3 marks]What is black body? Give applications where this concept is used in heat transfer.
[4 marks]Using Dimension analysis derive expression for natural convection for the fluid flowing inside tube in a turbulent flow.
[7 marks]Explain Reynolds analogy along with the significance.
[7 marks]Explain Grey Body.
[3 marks]Write down difference between free and forced convection
[4 marks]Explain in brief various laws of radiation.
[7 marks]Define: transparent body, opaque body and emissivity.
[3 marks]Explain construction and working of Box type furnace.
[4 marks]State and derive Kirchhoff’s Law for radiation.
[7 marks]Explain the significance of LMTD correction factor.
[3 marks]Write Seeder-Tate equation explaining each term
[4 marks]Explain in details with neat sketch: Shell & Tube heat exchanger.
[7 marks]Discuss concurrent and counter current flow in heat exchangers.
[3 marks]Write short notes on Natural Convection.
[4 marks]Discuss various types of extended surface provided in heat exchangers.
[7 marks]Differentiate between filmwise and dropwise condensation.
[3 marks]Discuss the effect of non-condensable gases on condensation.
[4 marks]Write short notes on Vapor recompression in evaporator.1
[7 marks]Discuss Pool boiling of a saturated liquid.
[3 marks]Discuss with the help of diagram various regimes of pool boiling.
[4 marks]Classify different types of evaporator. Explain any one evaporator with a neat sketch.
[7 marks]