** HEAT TRANSFER **

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** Demo Video **

**All Lectures **

**Lect # 1**

**Content Covered:**

Methods of heat transfer, conduction, convection and radiation. steady state, temperature gradient. Laws of conduction. Analogy with electric current

**Duration:**31 Minutes

**Lect # 2**

**Content Covered:**

Problems on conduction, 1D heat transfer, 2D heat transfer, 3D heat transfer. Formation of ice layer on lake water surface.

**Duration:**36 Minutes

**Lect # 3**

**Content Covered:**

Convection, Radiation, Reflection power, Absorption power, Transmittance power, Black body. Ferry’s block body. Emissive power of a body, Spectral emissive power, absorptive power, spectral absorptive power. Emissivity of a body, Prevost's heat exchange theory

**Duration:**34 Minutes

**Lect # 4**

**Content Covered:**

Kirchhoff’s law of radiation, Stefan’s law of heat radiation, rate of cooling Newton’s law of cooling

**Duration:**24 Minutes

**Lect # 5**

**Content Covered:**

Average temperature method, integration method. Black body radiation, Wien's displacement law, solar constant

**Duration:**27 Minutes

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