Dr. Ramu Mannam

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81 videos

Hello every one this channel is to make physics is easy for all of you. I make most of the text, pictures, animations for my videos myself. In many cases, it...

Latest Videos

2.14 Probability between two different points in an energy level of 1D potential box

2.13 Generalised probability density of a particle in nth energy level of an infinite potential well

2.12 Probability density of a particle in an energy level of 1D box

2.11 How to draw a wave function for an energy level in 1D potential box

Applications of solar cells

LED -Concept- VIVA-part 4

LED Concept Viva part 3

LED Concept viva questions and answers part 2

LED Concept viva questions and explanations-Part-1

Laser power and no of photons emitted per second-Numerical problems

Laser energy- wavelength- Numerical probelms

Numerical Aperture and Acceptance angle of optical fibre-Numerical problems

Numerical problem on solar cells

Uniform charge distribution on a circular ring

continuous charge distribution of a finite length 'l' wire

Electric filed due to an infinite linear charge distribution Electrostatics Coulombs law

Electric filed due to uniform charge distribution along a line of finite length (2l)- Electrostatics

Continuous charge distribution

Problems on coulombs law

Electric charge, Coulombs law and Electric filed-Electrostatics Dr. Ramu Mannam

3.10 Hall effect and its applications Dr. Ramu Mannam

3.9 Doping energy, fermi levels & carrier concentration in extrinsic semiconductor Dr. Ramu Mannam

3.8 Doping in semiconductors or Extrinsic semiconductors Dr. Ramu Mannam

2.21 Kronig-penny model or band theory of solids Dr. Ramu Mannam

3.7 Fermi energy level in intrinsic semiconductors Dr. Ramu Mannam

2.19 Success and failures of Quantum free electron theory of solids Dr. Ramu Mannam

3.2 Classification of semiconductors Dr. Ramu Mannam

3.6 Problems on intrinsic conductivity and bandgap of an intrinsic semiconductor Dr. Ramu Mannam

3.5 Electrical conductivity of intrinsic semiconductor & its temperature dependence Dr. Ramu Mannam

3.3 Direct and indirect bandgap semiconductors Dr. Ramu Mannam