12th Class
Physics
Sample Paper
Physics Olympiad Sample Paper-1
question_answer
An electron emitted from a hot filament is accelerated through a potential difference of 2.88 kV and enters a region of a uniform magnetic field \[0.\pi \]at an angle of \[{{30}^{o}}\] with the field. Take the mass of an electron \[9\times {{10}^{-31}}\] kg. The trajectory of the electron is