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categoryهندسة كهربائية schoolبكالوريوس event_available2026-07-13

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3. 3. 8 2 10 Fig 1 resistance A linear potentiometer (as in Fig 1 above) has control settings of 1-10 and is connected to a +9V, 0, -9V supply, with the -9V connection made to the end marked setting "1". The voltage at the setting marked "6" will be: a -1V b OV +1V d +1.8V 4. 5. A 10k2 linear potentiometer is connected to a 12V supply. With the output circuit loaded by a 5k2 load, the output voltage in the mid position (A) and maximum setting (B) will be: a A 6V, B 12V b A-3V, B=12V CA=4V, B = 8V d A=4V, B 12V A wirewound variable resistor consists of 1200 turns of wire. Assuming that the wiper only makes contact with one turn at any time, and the applied voltage across the track is 10V, the resolution in terms of the output voltage will be: a 8.3mV b 10mV 12mV 16.7mV

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