1
AP EAPCET 2024 - 18th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
In the given digital circuit, if the inputs are $A=1 B_x$ and $C=1$, then the value of $Y_1$ and $Y_2$ are respectino
A
0,1
B
0,0
C
1,1
D
1,0
2
AP EAPCET 2022 - 4th July Evening Shift
MCQ (Single Correct Answer)
+1
-0

Consider the statements In a semiconductor

(A) There are no free electrons at 0 K.

(B) There are no free electrons at any temperature.

(C) The number of free electrons increases with temperature.

(D) The number of free electrons is less than that in a conductor.

A
B, C, D are true but A is false.
B
A, B, C are true but D is false.
C
A, C, D are true but B is false.
D
A, B, C and D are all true.
3
AP EAPCET 2022 - 4th July Morning Shift
MCQ (Single Correct Answer)
+1
-0

Output of following logic circuit is

AP EAPCET 2022 - 4th July Morning Shift Physics - Semiconductor Devices and Logic Gates Question 37 English

A
$$(\bar{A}+B)+(\bar{A}+\bar{C})+(B+\bar{C})$$
B
$$(A+\bar{B}) \cdot(A+C) \cdot(\bar{B}+\bar{C})$$
C
$$(\bar{A}+B) \cdot(\bar{A}+\bar{C}) \cdot(B+\bar{C})$$
D
$$(\bar{A}+B)-(\bar{A}+\bar{C})-(B+\bar{C})$$
4
AP EAPCET 2021 - 20th August Evening Shift
MCQ (Single Correct Answer)
+1
-0

The output current versus time curve of a rectifier is shown in the figure. The average value of output current in this case is ........... .

AP EAPCET 2021 - 20th August Evening Shift Physics - Semiconductor Devices and Logic Gates Question 39 English

A
0
B
$$\frac{I_0}{2}$$
C
$$\frac{2I_0}{\pi}$$
D
$$I_0$$

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