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11.Dual Nature of Radiation and matter
easy
${O^{ + + }},\;{C^ + },\;H{e^{ + + }}$ and ${H^ + }$ ions are projected on the photographic plate with same velocity in a mass spectrograph. Which one will strike farthest
A
${O^{ + + }}$
B
${C^ + }$
C
$H{e^{ + + }}$
D
$H_2^ + $
Solution
(b) $2r = \frac{{2mv}}{{qB}}\, \Rightarrow 2r \propto \frac{m}{q}$
==> $\frac{m}{q}$ is maximum for ${C^ + }$
Standard 12
Physics
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