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In a PNP germanium transistor, the cut in voltage is about_________

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In a PNP germanium transistor, the cut in voltage is about_________

(a) -0.1V

(b) -0.01V

(c) -0.05V

(d) -0.07V

This question was addressed to me in exam.

Asked question is from The Transistor as an Amplifier topic in section Transistor Characteristics of Electronic Devices & Circuits

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The correct answer is (a) -0.1V

Easiest explanation: The cut in voltage of germanium is lower than that of silicon. If both germanium and silicon are in parallel, Ge starts conducting earlier and stops silicon from conducting.

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