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Anshum Sharma Best Answer
Numerical Analysis Error and uncertainty analysis Contour integration Differential equations Phase-space trajectories Conservation of laws Lagrangian and Hamiltonian (equation of motion and conversions) Planetary motion Effective potential Scattering theory Uncertainty in position and momentum Variational and W.K.B method Maxwell's equation EM wave theory Transistors (BJT and FET) Operational Amplifier Analog to Digital and Digital to Analog converters Raman Spectra (Vibrational and Rotational) Maxwell relations of thermodynamics Effective Mass Spectroscopic terms LASER Liquid drop and shell model Conservation of particle interactions Now Practice all these Most Important Topics as much as you can. It will surely help you to qualify for the exam.