Recent questions and answers in HT

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non conducting material reflectivity is low how?

asked Feb 6, 2018 in HT by Yogesh sahu (120 points)

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Write the governing equation for the temperature distribution along the length of the strip.

asked Oct 27, 2017 in HT by chandu (215k points)

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Total force exerted in axial direction which must be exerted to hold the tube stationary

asked Oct 27, 2017 in HT by chandu (215k points)

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What are the rates of heat transfer per unit length of the rod at the centre line (axis) and at the rod surface?

asked Oct 27, 2017 in HT by chandu (215k points)

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The analysis may be based on fin tip heat loss alone.

asked Oct 27, 2017 in HT by chandu (215k points)

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Derive the following expression for heat transfer:

asked Oct 26, 2017 in HT by chandu (215k points)

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Estimate the amount of solar energy

asked Oct 26, 2017 in HT by chandu (215k points)

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Calculate exit temperatures of water and air and the total heat transfer rate

asked Oct 25, 2017 in HT by chandu (215k points)

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Assume heater and hemispherical surface are opaque, diffuse and gray.

asked Oct 25, 2017 in HT by chandu (215k points)

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Sketch the variation in local heat transfer coefficient along the length of conduit.

asked Oct 25, 2017 in HT by chandu (215k points)

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How long it will take for the sphere to cool down ?

asked Oct 25, 2017 in HT by chandu (215k points)

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determine the heat transfer in hot plate

asked Sep 5, 2017 in HT by chandu (215k points)

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determine outlet temperature of water in heat exchanger

asked Sep 5, 2017 in HT by chandu (215k points)

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determine the heat loss from a spherical shell

asked Sep 5, 2017 in HT by chandu (215k points)

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calculate the heat loss from the duct.

asked Aug 30, 2017 in HT by chandu (215k points)

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Reflectivity measurements are often used to obtain surface radiation properties.

asked Aug 30, 2017 in HT by chandu (215k points)

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Express the differential equation and boundary conditions for steady, one-dimensional heat conduction through the wall.

asked Aug 30, 2017 in HT by chandu (215k points)

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determine the total amount of heat removed from each bearing during this time

asked Aug 28, 2017 in HT by chandu (215k points)

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Derive an expression for the temperature distribution

asked Aug 28, 2017 in HT by chandu (215k points)

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Calculate the net radiation heat flux leaving the hot wall.

asked Aug 28, 2017 in HT by chandu (215k points)

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