π§² Question: A transistor can either be an n-p-n junction or a p-n-p junction. One of its main uses are as an automatic switch, in addition to being a current amplifier. How does a thermistor control a light bulb in the dark? (Form 5, 5.3) π§²
Anonymous Quiz
35%
It doesn't. A thermistor controls based on temperature.
53%
The resistance in the thermistor increases. Voltage increases, emitter current turns on. Bulb is on.
13%
Because bread tastes better than key.
β€5π2
Physics Spmnetic!β’ π
π§² Question: A transistor can either be an n-p-n junction or a p-n-p junction. One of its main uses are as an automatic switch, in addition to being a current amplifier. How does a thermistor control a light bulb in the dark? (Form 5, 5.3) π§²
i wanna know who answered because bread tastes better than key
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