Home Physics of Solids Test Online Preparation Mcqs

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. How does the Young’s modulus vary with the rise in temperature
A.
B.
C.
D.

Question 1 of 15

Question 2 of 15

2. With increase in temperature the electrical conductivity of intrinsic semi conductor ______.
A.
B.
C.
D.

Question 2 of 15

Question 3 of 15

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

Question 3 of 15

Question 4 of 15

4. Any alteration produced in shapes, length or volume when a body is subjected to some external force is called ______
A.
B.
C.
D.

Question 4 of 15

Question 5 of 15

5. The young’s modulus of wire of length L and radius r is Y. If the length is reduced to L/2 and radius to r/2, its Young’s modulus will be
A.
B.
C.
D.

Question 5 of 15

Question 6 of 15

6. 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 6 of 15

Question 7 of 15

7. Many of the semi conductors are crystals of the type
A.
B.
C.
D.

Question 7 of 15

Question 8 of 15

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

Question 8 of 15

Question 9 of 15

9. Which of the following group represent doner atoms
A.
B.
C.
D.

Question 9 of 15

Question 10 of 15

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

Question 10 of 15

Question 11 of 15

11. On the basis of band theory of solids, the semiconductors at room temperature at _______.
A.
B.
C.
D.

Question 11 of 15

Question 12 of 15

12. Which of the following substances possesses the highest elasticity?
A.
B.
C.
D.

Question 12 of 15

Question 13 of 15

13. Energy needed to magnetize and demagnetize is represented by _______.
A.
B.
C.
D.

Question 13 of 15

Question 14 of 15

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

Question 14 of 15

Question 15 of 15

15. The modulus of elasticity of liquids is:
A.
B.
C.
D.

Question 15 of 15


 

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