State two important features of Einstein's photoelectric equation.

Write down Eistein's photoelectric equation.

State the Einstein photoelectric equation.

State two-imporant features of bryophytes.

State the main features of algae.

How does one explain the emission of electrons from a photosensitive surface with the help of Einstein's photoelectric equation?

State two salient features of angiosperms.

Write three important features of enzymes.

Using photon picture of light, show how Einstein's photoelectric equation can be established. Write two features of photoelectric effect which cannot be explained by wave theory.

Statement I: The maximum velocity of the photoelectron emitted from a metal surface does not increase even if the intensity of the incident electromagnetic wave is increased. Statement II: Einstein's photoelectric equation: (1)/(2) mv_("max")^(2) = hf - W_(0)