WB JEE 2019 | Electronic Devices Question 12 | Physics

WB JEE 2019

MCQ (Single Correct Answer)

-0.25

Each of the two inputs A and B can assume values either 0 or 1. Then which of the following will be equal to $$\overline {A\,} $$ . $$\overline {B\,} $$?

A + B

$$\overline {A + B} $$

$$\overline {A . B} $$

$$\overline {A\,} $$ + $$\overline {B\,} $$

WB JEE 2018

MCQ (Single Correct Answer)

-0.25

In the circuit shown, inputs A and B are in states 1 and 0 respectively. What is the only possible stable state of the outputs X and Y?

WB JEE 2018 Physics - Electronic Devices Question 10 English

WB JEE 2018 Physics - Electronic Devices Question 10 English

X = 1, Y = 1

X = 1, Y = 0

X = 0, Y = 1

X = 0, Y = 0

WB JEE 2018

MCQ (Single Correct Answer)

-0.25

What will be the current flowing through the 6k$$\Omega $$ resistor in the circuit shown, where the breakdown voltage of the Zener is 6V?

WB JEE 2018 Physics - Electronic Devices Question 11 English

WB JEE 2018 Physics - Electronic Devices Question 11 English

$${2 \over 3}mA$$

1 mA

10 mA

$${3 \over 2}mA$$

WB JEE 2017

MCQ (Single Correct Answer)

-0.25

WB JEE 2017 Physics - Electronic Devices Question 9 English

In the given circuit, the binary inputs at A and B are both 1 in one case and both 0 in the next case. The respective outputs at Y in these two cases will be

1, 1

0, 0

0, 1

1, 0

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