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KVPY 2020-21 SB SX Exam Previous Papers

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Question : 26

Total: 120

A collimated beam of charged and uncharged particles is directed towards a hole marked P on a screen as shown below. If the electric and magnetic fields as indicated below are turned on

only particles with speed E/B will go through the hole P.
only charged particles with speed E/B and neutral particles will go through P.
only neutral particles will go through P.
only positively charged particles with speed E/B and neutral particles will go through P

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