344 questions in Electronic Device & Circuits - HI MCQ!

A bipolar junction transistor with forward current transfer ratio?=0.98, when working in CE mode, provides current transfer ratio Beta as?

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Which one of following statements is correct, In a transistor?

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Which of the following are true for h-parameters of transistors 1. They are real numbers at audio frequencies. 2 They are easy to measure. 3. They vary widely with temperature. Select the correct answer using the codes given below?

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The process of extension of a single-crystal surface by growing a film in such a way that the added atoms form a continuation of the single-crystal structure is called?

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N-channel FETs are superior to P-channel FETs because they have?

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In switching diode fabrication, a dopant is introduced into silicon which introduces additional trap levels in the material thereby reducing the mean life time of carriers. This dopant is?

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Thermal runaway is not encountered in FETs because?

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Which one of the following statements is correct In the context of IC fabrication, metallisation means?

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The drain-source voltage at which drain current becomes nearly constant, is called?

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Why npn transistors are preferred over pnp-transistors?

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