Physics Electronics Test Online Preparation Mcqs

Physics Electronics Test Online Preparation Mcqs With Answers Start Below

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Question 1 of 15

1. Depletion region of a junction is formed __________
A.
B.
C.
D.

Question 1 of 15

Question 2 of 15

2. Which one of the following has the greatest energy gap?
A.
B.
C.
D.

Question 2 of 15

Question 3 of 15

3. The operational amplifier is _______.
A.
B.
C.
D.

Question 3 of 15

Question 4 of 15

4. Hole is equivalent to
A.
B.
C.
D.

Question 4 of 15

Question 5 of 15

5. The value of resistivity of conductor is of the order of _______.
A.
B.
C.
D.

Question 5 of 15

Question 6 of 15

6. The working of transistor as amplifier is similar to ________.
A.
B.
C.
D.

Question 6 of 15

Question 7 of 15

7. Acceptor and donor impurities donate ______.
A.
B.
C.
D.

Question 7 of 15

Question 8 of 15

8. In case of full wave rectifier the rectified D.C has a.c ripples. The ripple frequency is
A.
B.
C.
D.

Question 8 of 15

Question 9 of 15

9. The alternating voltage is an example of
A.
B.
C.
D.

Question 9 of 15

Question 10 of 15

10. Which one of the following is not a donor impurity?
A.
B.
C.
D.

Question 10 of 15

Question 11 of 15

11. An OP-AMPs can amplify
A.
B.
C.
D.

Question 11 of 15

Question 12 of 15

12. Semi conductor with donor atoms and free electrons belong to the type ______.
A.
B.
C.
D.

Question 12 of 15

Question 13 of 15

13. The device used for conversion of D.C to A.C is called
A.
B.
C.
D.

Question 13 of 15

Question 14 of 15

14. The device or circuit used for conversion of A.C. into D.C. is called ________.
A.
B.
C.
D.

Question 14 of 15

Question 15 of 15

15. Identify the correct statement about minority carries
A.
B.
C.
D.

Question 15 of 15


 

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