An electron enters into the space of uniform field of finite width making an angle `60^(@)` to the
Channel: Doubtnut
Date: 2020-04-05

An electron enters into the space of uniform field of finite width making an angle `60^(@)` to the field lines and leaves at angle `30^(@)` to the field lines. The ratio of its kinetic energy while entering the electric field to the while leave will be :