A particle having charge \({10}^{-9}C\) moving in x-y plane in fields of \(0.4\overset{^}{j}N/C\) and \(4\times {10}^{-3…

A particle having charge \({10}^{-9}C\) moving in x-y plane in fields of \(0.4\overset{^}{j}N/C\) and \(4\times {10}^{-3}\overset{^}{k}T\) experiences a force of \((4\overset{^}{i}+2\overset{^}{j})\times {10}^{-10}N\). The velocity of the particle at that instant is ______ m / s.

[02 April, 2026 (Shift-2)]