Question
Question: A cubical region of space is filled with some uniform electric and magnetic field. An electron enter...
A cubical region of space is filled with some uniform electric and magnetic field. An electron enters the cube across one of its faces with velocity v and a positron enters via opposite face with velocity - v. At this instant, which one of the following is not correct?
A
The electric forces on both the particles cause identical accelerations.
B
The magnetic forces on both the particles cause equal acceleration.
C
Both particles gain or lose energy at the same rate.
D
The motion of the centre of mass is determined by B alone.
Answer
The electric forces on both the particles cause identical accelerations.
Explanation
Solution
The electric forces on both particles cause identical accelerations