The e/m value for cathode rays is (i)1.6X10^-19
The e/m value for cathode rays is
(i)1.6X10-19
(ii)9.1X10-31
(iii)1.758X1011
(iv)1.6749X10-27
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The e/m value for cathode rays is
(i)1.6X10-19
(ii)9.1X10-31
(iii)1.758X1011
(iv)1.6749X10-27