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QAIPM-2001-Ph-2935: NEET 2001 Physics - Class 12 AIPM-2001-Ph-2935 Solution: An electron having mass m and kinetic energy E enters in…

An electron having mass m and kinetic energy E enters in uniform magnetic field B perpendicularly, then its frequency will be

Multiple Choice Options

  • A eEqvB\frac{eE}{qvB}
  • B 2πmeB\frac{2\pi m}{eB}
  • C eB2πm\frac{eB}{2\pi m}
  • D 2meBE\frac{2m}{eBE}

Step-by-Step Verified Solution

The frequency of revolution of charged particle in a perpendicular magnetic field is f = 1 T = 1 2 � r v = v 2 � r = v 2 � _ e B m v = e B 2 � m

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