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Questions
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1
JEE Main 2020 (Online) 2nd September Evening Slot
MCQ (Single Correct Answer)
+4
-1
In the following digital circuit, what will be the output at ‘Z’, when the
input (A, B) are (1, 0), (0, 0), (1, 1,), (0, 1) JEE Main 2020 (Online) 2nd September Evening Slot Physics - Semiconductor Question 92 English
A
1, 1, 0, 1
B
0, 1, 0, 0
C
1, 0, 1, 1
D
0, 0, 1, 0
2
JEE Main 2020 (Online) 9th January Evening Slot
MCQ (Single Correct Answer)
+4
-1
Two identical capacitors A and B, charged to the same potential 5V are connected in two different circuits as shown below at time t = 0. If the charge on capacitors A and B at time t = CR is QA and QB respectively, then (Here e is the base of natural logarithm) JEE Main 2020 (Online) 9th January Evening Slot Physics - Semiconductor Question 95 English
A
QA = $${{CV} \over e}$$, QB = $${{VC} \over 2}$$
B
QA = $${{CV} \over 2}$$, QB = $${{VC} \over e}$$
C
QA = VC, QB = $${{VC} \over e}$$
D
QA = VC, QB = CV
3
JEE Main 2020 (Online) 8th January Evening Slot
MCQ (Single Correct Answer)
+4
-1
In the given circuit, value of Y is : JEE Main 2020 (Online) 8th January Evening Slot Physics - Semiconductor Question 97 English
A
toggles between 0 and 1
B
1
C
will not execute
D
0
4
JEE Main 2020 (Online) 8th January Morning Slot
MCQ (Single Correct Answer)
+4
-1
Boolean relation at the output stage-Y for the following circuit is : JEE Main 2020 (Online) 8th January Morning Slot Physics - Semiconductor Question 98 English
A
A.B
B
$$\overline A + \overline B $$
C
$$\overline A .\overline B $$
D
A + B
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