MCQ
Three particles are projected in a uniform electric field with same velocity perpendicular to the field as shown. Which particle has highest charge to mass ratio?


- A$A$
- B$B$
- ✓$C$
- DAll have same charge to mass ratio

Charge with maximum curved path has highest charge to mass ratio.
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(Given : Planck's constant $(h) = 6.63 \times 10^{-34}\, Js$, electron charge $e = 1.6 \times 10^{-19}\, C$)
$(i) R = r$ $(ii)$ Power in $R$ is $\frac{{{E^2}}}{{4R}}$
$(iii)$ Input power $\frac{{{E^2}}}{{2R}}$ $(iv)$Efficiency is $50\%$
