Physics of Solids Test Online Preparation Mcqs

Physics of Solids Test Online Preparation Mcqs With Answers Start Below

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Question 1 of 15

1. Holes can exist in ______.
A.
B.
C.
D.

Question 1 of 15

Question 2 of 15

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

Question 2 of 15

Question 3 of 15

3. Which one of the following physical quantities does not have the dimensions of force per unit area?
A.
B.
C.
D.

Question 3 of 15

Question 4 of 15

4. At 0 K a piece of Si has
A.
B.
C.
D.

Question 4 of 15

Question 5 of 15

5. What are the dimensions of stress?
A.
B.
C.
D.

Question 5 of 15

Question 6 of 15

6. A wire of length L is stretched by a length l when a force F is applied at one end. If the elastic limit is not exceeded, the amount of energy stored in the wire is ______
A.
B.
C.
D.

Question 6 of 15

Question 7 of 15

7. The atomic number and mass number of a nucleus is Z and A. There new value after emission of two alpha and two beta radiation is
A.
B.
C.
D.

Question 7 of 15

Question 8 of 15

8. The resistivity of semiconductor is of the order of
A.
B.
C.
D.

Question 8 of 15

Question 9 of 15

9. What is the SI unit of modulus of elasticity of a substance?
A.
B.
C.
D.

Question 9 of 15

Question 10 of 15

10. The electrons in conduction band are free to _______.
A.
B.
C.
D.

Question 10 of 15

Question 11 of 15

11. When a force is applied at one end of an elastic wire, it produces a strain c in the wire. If y is the young’s modulus of the material of the wire, the amount of energy stored per unit volume of the wire is given by ______.
A.
B.
C.
D.

Question 11 of 15

Question 12 of 15

12. The net charge on n – type material is:
A.
B.
C.
D.

Question 12 of 15

Question 13 of 15

13. Materials in which valence electrons are tightly bound to their atoms at low temperature are called
A.
B.
C.
D.

Question 13 of 15

Question 14 of 15

14. The energy band occupied by the valance electron is called _______.
A.
B.
C.
D.

Question 14 of 15

Question 15 of 15

15. Very weak magnetic fields are detected by _______.
A.
B.
C.
D.

Question 15 of 15


 

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