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Home
Semiconductor Devices Test - 20
Semiconductor Devices Test - 20
Result
Semiconductor Devices Test - 20
/
Score
-
Rank
Time Taken:
-
Question
1/10
4 / -1
In a common base transistor circuit, the current gain is 0.98. On changing emitter current by 5.00 mA, the change in collector current is
Correct
Wrong
Skipped
A
0.196 mA
Correct
Wrong
Skipped
B
2.45 mA
Correct
Wrong
Skipped
C
4.9 mA
Correct
Wrong
Skipped
D
5.1 mA
Solutions
Question
2/10
4 / -1
For a transistor, the current amplification factor is 0.8, the transistor is connected in common emitter configuration. The change in the collector current when the base current changes by 6 mA is
Correct
Wrong
Skipped
A
6 mA
Correct
Wrong
Skipped
B
4.8 mA
Correct
Wrong
Skipped
C
24 mA
Correct
Wrong
Skipped
D
8 mA
Solutions
Question
3/10
4 / -1
In the binary number system 100 + 1011 is equal to
Correct
Wrong
Skipped
A
1000
Correct
Wrong
Skipped
B
1011
Correct
Wrong
Skipped
C
1110
Correct
Wrong
Skipped
D
1111
Solutions
Question
4/10
4 / -1
Which gate is represented by the symbolic diagram given here
Correct
Wrong
Skipped
A
AND gate
Correct
Wrong
Skipped
B
NAND gate
Correct
Wrong
Skipped
C
OR gate
Correct
Wrong
Skipped
D
NOR gate
Solutions
Question
5/10
4 / -1
Digital circuit can be made by repetitive use of
Correct
Wrong
Skipped
A
OR gates
Correct
Wrong
Skipped
B
NOT gates
Correct
Wrong
Skipped
C
AND gates
Correct
Wrong
Skipped
D
NAND gates
Question
6/10
4 / -1
What is the output y of the gate circuit shown in Fig
Correct
Wrong
Skipped
A
Correct
Wrong
Skipped
B
Correct
Wrong
Skipped
C
Correct
Wrong
Skipped
D
Solutions
Question
7/10
4 / -1
What is the name of the gate obtained by the combination shown in Fig?
Correct
Wrong
Skipped
A
NAND
Correct
Wrong
Skipped
B
NOR
Correct
Wrong
Skipped
C
NOT
Correct
Wrong
Skipped
D
XOR
Question
8/10
4 / -1
What is the name of the gate obtained by the combination shown in Fig?
Correct
Wrong
Skipped
A
NAND
Correct
Wrong
Skipped
B
NOR
Correct
Wrong
Skipped
C
NOT
Correct
Wrong
Skipped
D
XOR
Question
9/10
4 / -1
Identify the gate represented by the block diagram of Fig
Correct
Wrong
Skipped
A
AND gate
Correct
Wrong
Skipped
B
NOT gate
Correct
Wrong
Skipped
C
NAND gate
Correct
Wrong
Skipped
D
NOR gate
Solutions
Question
10/10
4 / -1
Correct
Wrong
Skipped
A
0
Correct
Wrong
Skipped
B
1
Correct
Wrong
Skipped
C
11
Correct
Wrong
Skipped
D
10
Re-attempt
-
Correct (
-
)
Wrong (
-
)
Skipped (
-
)
1
2
3
4
5
6
7
8
9
10
Re-attempt
-
Correct (
-
)
Wrong (
-
)
Skipped (
-
)
1
2
3
4
5
6
7
8
9
10
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