an electron is projected as in figure with kinetic energy k at an angle theta is equal to 45 degree between two charged plates the magnitude of the electric field so that electron just fails to strike copperplate should be greater than Share with your friends Share 22 Sneha answered this C is correct option -1 View Full Answer Ajay Chahal answered this Answer is C 44 Gdvgbi answered this Why vsin45 but not vcos45 -7