SUBELEMENT 6A - GENERAL - [100 EXAM QUESTIONS]

B.2/3 the original current. C.3 times the original current. D.None of the above. 6A63. A. If a vacuum tube with a filament rating of 0.25 A and 5 V is operated from a 6 volt battery, what value of resistor is necessary? A.4 ohms. B.5 ohms. C.10 ohms. D.2 ohms. 6A64. A ................
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