AIPMT 2004 | Semiconductor Electronics Question 90 | Physics

AIPMT 2004

MCQ (Single Correct Answer)

-1

Of the diodes shown in the following diagrams, which one is reverse biased ?

AIPMT 2004

MCQ (Single Correct Answer)

-1

The output of OR gate is 1

if both inputs are zero

if either or both inputs are 1

only if both inputs are 1

if either inputs is zero

AIPMT 2003

MCQ (Single Correct Answer)

-1

Reverse bias applied to a junction diode

lowers the potential barrier

raises the potential barrier

increases the majority carrier current

increases the minority carrier current

AIPMT 2003

MCQ (Single Correct Answer)

-1

Out of Syllabus

A n-p-n transistor conducts when

both collector and emitter are positive with respect to the base

collector is positive and emitter is negative with respect to the base

collector is positive and emitter is at same potential as the base

both collector and emitter are negative with respect to the base

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