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What magnitude of electric field will balance a deutron nucleus of mass 3.2 x 10-27 Kg. (Take g = 10 m s-2)
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20 x 10-7 N C-1 2 x 10-7 N C-1 25 x 10-7 N C-1 2 x 10-4 N C-1 |
2 x 10-7 N C-1 |
Use : mg = qE E = mg/q m = 3.2 x 10-27 Kg ; g = 10 m s-2 ; q = 1.6 x 10-19 C E = 2 x 10-7 N C-1 |
