** GRAVITATION **

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** Demo Video **

**All Lectures **

**Lect # 1**

**Content Covered:**

Newton’s law of gravitation, gravitational field due to point mass, circular arc, circular ring, circular disc, long rod, infinite plate, hollow sphere and solid sphere

**Duration:**43 Minutes

**Lect # 2**

**Content Covered:**

variation in acceleration due to gravity with height and depth, effect of rotation of earth, effect of shape of earth.

**Duration:**27 Minutes

**Lect # 3**

**Content Covered:**

Gravitational potential, gravitational potential due to point mass, circular arc, circular ring, circular disc, hollow sphere, solid sphere, relation b/w gravitational field and gravitational potential .

**Duration:**31 Minutes

**Lect # 4**

**Content Covered:**

Gravitational potential energy, P.E. of two point mass system, self energy of hollow sphere and solid sphere, miscellaneous examples.

**Duration:**30 Minutes

**Lect # 5**

**Content Covered:**

Motion of satellite, orbital velocity, time period, energy of satellite, binding energy, escape velocity, geostationary satellite.

**Duration:**26 Minutes

**Lect # 6**

**Content Covered:**

Kepler's laws, path of a satellite according to its projection velocity. Miscellaneous examples.

**Duration:**47 Minutes