- 搜标题
- 搜题干
- 搜选项
单项选择题
A beam of electrons enters a magnetic field. Which of the following best describes their motion?
A．They
continue in a straight line.
B．They are bent toward Magnetic North.
C．They exhibit circular motion in the counterclockwise direction.
D．They exhibit circular motion in the clockwise direction.
E．Not enough information is given.
B．They are bent toward Magnetic North.
C．They exhibit circular motion in the counterclockwise direction.
D．They exhibit circular motion in the clockwise direction.
E．Not enough information is given.
