Consider the following statements regarding a charged particle in a magnetic field . Which of the statements are true :
Consider the following statements regarding a charged particle in a magnetic field . Which of the statements are true :
- A
Starting with zero velocity, it accelerates in a direction perpendicular to the magnetic field.
- B
Direction of deflecting force on the moving charged particle is perpendicular to its velocity.
- C
Only the component of magnetic field perpendicular to the direction of motion of the charged particle is effective in deflecting it.
- D
Both $(B)$ and $(C)$
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A deutron of kinetic energy $50\, keV$ is describing a circular orbit of radius $0.5$ $metre$ in a plane perpendicular to magnetic field $\overrightarrow B $. The kinetic energy of the proton that describes a circular orbit of radius $0.5$ $metre$ in the same plane with the same $\overrightarrow B $ is........$keV$
A deutron of kinetic energy $50\, keV$ is describing a circular orbit of radius $0.5$ $metre$ in a plane perpendicular to magnetic field $\overrightarrow B $. The kinetic energy of the proton that describes a circular orbit of radius $0.5$ $metre$ in the same plane with the same $\overrightarrow B $ is........$keV$
- [AIPMT 1991]
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