Lectures related to Gravitational lens

Cosmology with Quasar Time Delays

Delves into measuring the Hubble constant using quasar time delays.

Dimensional Analysis & Modelling

Explores dimensional analysis, pi-theorem, modeling, and gravitational effects in open channel flow.

Dark Matter: Evidence and Candidates

Discusses dark matter, its evidence, and various candidates, including neutrinos and axions.

Escape and Transfer Velocity

Explores escape velocity, transfer velocity, and circular velocity in space mission design and operations.

Scalar Gravity: Einstein Equations

Introduces scalar gravity, covering covariant derivatives, Ricci tensor, Einstein Equivalence Principle, and the generalization of Newtonian gravity equations.

Conservation of Angular Momentum

Explores the conservation of angular momentum and gravitational concepts in physics.

Gravitational Effects: Action Evaluation and Wavelength Shifts

Covers exercises on action evaluation, wavelength shifts, GPS accuracy, and the equivalence principle in gravitational fields.