The designed electron velocity is 2.56 x 10 ' m/s when it hits the anode (2) in a cathode -19 C, m = (1) ray tube (CRT). What should be anode voltage be? Electron's q = - 1.6 x 10 9.11 x 10 -28 g. 1 2 V1 = 0 V2 = ? o 2,000 V o 1,6000 V o 1,000 V o 500 V 250V
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