This question has Statement $1$ and Statement $2$ . Of the four choices given after the Statements, choose the one that best describes the two Statements.
Statement $1$: A charged particle is moving at right angle to a static magnetic field . During the motion the kinetic energy of the charge remains unchanged.
Statement $2$: Static magnetic field exert force on a moving charge in the direction perpendicular to the magnetic field.
AIEEE 2012, Diffcult
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When a charged particle enters the magnetic field in perpendicular direction then it experience a force in perpendicular direction. i.e. $F\, = Bqv\, sin\,\theta $
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