Two metal pieces having a potential difference of \[800\,V\] are \[0.02\,m\] apart horizontally. A particle of mass \[1.96\times {{10}^{-15}}kg\]is suspended in equilibrium between the plates. If \[e\] is the elementary charge, then charge on the particle is [MP PET 1999]

• A.                    \[e\]
• B.                                      \[3e\]
• C.                    \[6e\]
• D.                                      \[8e\]