MCQ
A moving charge will gain energy due to the application of
- ✓Electric field
- BMagnetic field
- CBoth of these
- DNone of these
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($A$) $\beta^{-}$-decay ( $\beta$ emission)
($B$) orbital or $K$-electron sasture
($C$) neutron emission
($D$) $\beta^{+}$-decay (positron emission)

