Open a free account to start the full syllabus and interactive lessons — Google or mobile number both work.
Quantized orbits and energy levels of hydrogen.
Protons, neutrons, mass number A, atomic number Z, isotopes.
Alpha, beta, and gamma emission with conservation rules.
Exponential decay; T₁/₂ = ln2/λ; activity A = λN.
Heavy-nucleus splitting; chain reaction and energy release.
Light-nucleus combination; stellar energy source.
Pure semiconductors vs doped n-type and p-type.
Formation of depletion region and built-in potential.
Three terminals, current relations, gains α and β.
Truth tables for the basic gates and basic Boolean identities.