Answers

2016-01-12T18:40:03+05:30
A law stating that in fluorescence the wavelength of the emitted radiation is longer than that of the radiation causing it. This is not true in all cases.an expression describing the resisting force on a particle moving through a viscous fluid and showing that a maximum velocity is reached in such cases, e.g. for an object falling under gravity through a fluid.
0
plz mark as brainlist................
plzzzzzzzzzzzz
wat the expresssion?