Conservation laws: Mass conservation and incomprehensibility

Preview 27:52

Conservation laws: Momentum conservation and Euler equation

Preview 24:04

Conservation laws - Recap

Preview 36:24

Potential flows

Preview 29:18

Bernoulli constant, its applications and voracity equation

Preview 25:34

Recap - Potential flows, Bernoulli constant and its applications

Preview 20:28

Voracity dynamics -- Kelvin's voracity theorem and Magus effect

Preview 21:13

Navier-Stokes equation

Preview 16:14

Navier-Stokes equation (contd.) and energy equation

Preview 27:38

Energy equation in a conservative form

Preview 16:55

Boundary conditions in Navier-Stokes equation, d'Alembert's paradox

Preview 16:56

Poiseuille flow, deriving viscosity from microscopics

Preview 19:18

Dimensionless numbers -- Mach number, Reynolds number

Preview 22:00

DimDimensionless numbers contd -- plasma beta, magnetic Reynolds number, Alfven Mach number, Prandl numberensionless numbers -- Mach number, Reynolds number

Preview 27:12

Reynolds number and dynamic similarity

Preview 29:57

Reynolds number recap, Low Re flows, and drag on a sphere (Stokes law)

Preview 30:55

High Re flows -- turbulent drag law, vortex shedding and drag crisis

Preview 36:51

Lift on a body, introduction to compressible flows

Preview 26:04

Compressible flows -- derivation of sound speed and dispersion relation

Preview 22:14

Subsonic and supersonic flows

Preview 33:06

Propagation of sonic information, shock tube problem and piston problem

Preview 32:54

Criterion for neglect of compressibility, method of characteristics

Preview 20:47

Shock thickness

Preview 27:19

Shock thickness recap, shock jump conditions

Preview 31:16

Shock jump conditions (contd), transonic 1D flows, converging/diverging channels

Preview 34:53

Coverging/diverging channels, de Laval nozzle and its application to astrophysical jets

Preview 36:10

Spherically symmetric transonic flows

Preview 25:19

Spherically symmetric transonic flows (contd)

Preview 26:50

Solar wind : Parker's solution

Preview 29:09

Solar wind : Modifications in Parker's solution

Preview 29:02

Spherical accretion onto a compact object : Eddington luminosity and accretion rate

Preview 32:37

Spherical accretion onto a compact object : Solutions for flow properties

Preview 30:59

Spherical accretion (contd), disk accretion--Roche lobe overflow

Preview 33:23

Disk accretion : Mass conservation and vertical hydrostatic equilibrium

Preview 39:42

Disk accretion : Removal of angular momentum, Shakura-Sunyaev viscosity parameter

Preview 28:23

Disk accretion : Viscous dissipation and the energy equation, two-temperature criterion

Preview 25:12

Particle acceleration in astrophysical settings : Shocks and non-thermal energy distribution

Preview 28:38

Particle acceleration in astrophysical settings : Diffusive shock acceleration

Preview 30:47

Spherical blast waves : Bomb explosion and supernova explosion

Preview 29:36

Spherical blast waves : Sedov-Taylor solution

Preview 28:30

Spherical blast waves : Sedov-Taylor solution (contd.)

Preview 25:47

Magnetohydrodynamics (MHD) : Introduction

Preview 28:47

Magnetohydrodynamics (MHD) : The induction equation

Preview 31:47

Magnetohydrodynamics (MHD) : Currents in MHD, momentum equation and magnetic stress tensor

Preview 30:03

Magnetohydrodynamics (MHD) : Magnetic stresses and magnetic buoyancy

Preview 32:12

Magnetohydrodynamics (MHD) : Plasma beta, force-free fields and potential configurations

Preview 25:29

Magnetohydrodynamics (MHD) : Magnetic flux-freezing

Preview 28:53

Magnetohydrodynamics (MHD) : Magnetic flux-freezing (contd.), magnetic dynamos

Preview 28:02

Magnetohydrodynamics (MHD) : Dynamo theory

Preview 30:05

Magnetohydrodynamics (MHD) : Waves in MHD - Alfven waves

Preview 29:36

Magnetohydrodynamics (MHD) : Waves in MHD - Alfven waves and magnetosonic waves

Preview 28:27

Magnetohydrodynamics (MHD) : Waves in MHD - Magnetosonic waves

Preview 29:13

Magnetohydrodynamics (MHD) : Shocks in MHD

Preview 30:12

Magnetohydrodynamics (MHD) : Shocks in MHD - Shock jump conditions

Preview 28:12

Non-ideal MHD : Introduction to magnetic reconnection

Preview 29:02

Non-ideal MHD : Magnetic reconnection - The Sweet-Parker model

Preview 29:09

Non-ideal MHD : Magnetic reconnection - The Petscheck model

Preview 29:11

Sun's atmosphere : Solar corona and the coronal heating problem

Preview 27:12

Solar eruptions : Coronal Mass Ejections (CMEs) and solar flares

Preview 28:27

Live Session 26-02-2021

Preview 63:43