AIPMT 2010 Mains | Semiconductor Electronics Question 68 | Physics

AIPMT 2010 Mains

MCQ (Single Correct Answer)

-1

The following figure shows a logic gate circuit with two inputs A and B and the output Y. The voltage waveforms of A, B and Y are as given.

The logic gate is

NOR gate

OR gate

AND gate

NAND gate

AIPMT 2010 Prelims

MCQ (Single Correct Answer)

-1

To get an output Y = 1 in given circuit which of the following input will be correct ?

A $$ \to $$ 1, B $$ \to $$ 0, C $$ \to $$ 0

A $$ \to $$ 1, B $$ \to $$ 0, C $$ \to $$ 1

A $$ \to $$ 1, B $$ \to $$ 1, C $$ \to $$ 0

A $$ \to $$ 0, B $$ \to $$ 1, C $$ \to $$ 0

AIPMT 2010 Prelims

MCQ (Single Correct Answer)

-1

Which one of the following statement is false ?

Pure Si doped with trivalent impurities gives a p-type semiconductor.

Majority carries in a n-type semiconductor are holes.

Minority carries in a p-type semiconductor are electrons.

The resistance of intrinisic semiconductor decreases with increase of temperature.

AIPMT 2010 Prelims

MCQ (Single Correct Answer)

-1

The device that can act as a complete electronic circuit is

junction diode

integrated circuit

junction transistor

zener diode

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