Physics · Electronics

What is the correct expression for the common-emitter DC current gain (β dc ) of a transistor, where I C is the DC collector current, I B is the DC base current, and I E is the DC emitter current?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

Correct answer

β dc = I C / I B

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What is the correct expression for the common-emitter DC current gain (&beta; dc ) of a transistor, where I C is the DC collector current, I B is the DC base current, and I E is the DC emitter current?