To use a transistor as a simple solid-state relay, what conditions must occur?

A. The emitter-base junction must be reverse biased, and the collector-base junction must be forward biased.
B. The emitter-base junction must be forward biased, and the collector-base junction must be reverse biased.
C. The emitter-base junction and the collector-base junction both must be forward biased.
D. The emitter-base junction and the collector-base junction both must be reverse biased.


Answer: B

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