Al-Huda Science Academy has designed Class 12 MCQs Physics Chapter 17 Physics of Solids for board, MdCat and ECAT preparation. These MCQs help students to prepare for their entry test papers.

Chapter 17 Physics of Solids includes topics:

• Mechanical Properties of Solids
• Elastic Constant
• Energy stored in deformed materials
• Electrical Properties of solids
• Energy Band Theory
• Intrinsic and Extrinsic Semi-conductors
• Super conductors
• Hysteresis Loss

MCQs Physics Chapter 17 Physics of Solids

Results

-

Congratulations….You have secured more than 70% to pass the test.

Feel Free to Try Again….

You have secured less than 70% to pass the test.

Click Here to Test Again

Next

#1. Energy band that can be completely or partially filled is called:

resistance band

resistance band

forbidden gap

forbidden gap

valence band

valence band

conduction band

conduction band

Next

#2. Glass is also called as:

All

All

liquid gas

liquid gas

solid gas

solid gas

solid liquid

solid liquid

Next

#3. Shear Modulus G =

FxA / tanθ

FxA / tanθ

F/A / cotθ

F/A / cotθ

F/A / tanθ

F/A / tanθ

F/A x tanθ

F/A x tanθ

Next

#4. Shear strain is measured in:

None

None

radian

radian

pascal

pascal

N/m^2

N/m^2

Next

#5. The gap between conduction band and valence band is called:

permitted gap

permitted gap

legal gap

legal gap

All

All

forbidden gap

forbidden gap

Next

#6. Critical temperature of tin is:

1.18K

1.18K

4.2K

4.2K

3.72K

3.72K

7.2K

7.2K

Next

#7. Shear Strain =

None

None

ΔV/Vo

ΔV/Vo

Δa/a

Δa/a

Δl/l

Δl/l

Next

#8. Conductivity of insulator is:

10^7 Ω^-1m^-1

10^7 Ω^-1m^-1

10^-6 - 10^-4 Ω^-1m^-1

10^-6 - 10^-4 Ω^-1m^-1

10^-10 - 10^-20 Ω^-1m^-1

10^-10 - 10^-20 Ω^-1m^-1

10^-6 - 10^-20 Ω^-1m^-1

10^-6 - 10^-20 Ω^-1m^-1

Next

#9. Young's Modulus of lead is:

35 GN/m^2

35 GN/m^2

25 GN/m^2

25 GN/m^2

45 GN/m^2

45 GN/m^2

15 GN/m^2

15 GN/m^2

Next

#10. Each energy level of an isolated atom is called:

state

state

valence

valence

None

None

band

band

Next

#11. Strain is measurement of:

deformation

deformation

reformation

reformation

betterment

betterment

refinement

refinement

Next

#12. Young's Modulus of glass is:

35 GN/m^2

35 GN/m^2

45 GN/m^2

45 GN/m^2

55 GN/m^2

55 GN/m^2

15 GN/m^2

15 GN/m^2

Next

#13. Young Modulus and _____ has same units.

tensile strain

tensile strain

shear strain

shear strain

strain

strain

stress

stress

Next

#14. Conductivity of semi-conductor is:

10^-7 Ω^-1m^-1

10^-7 Ω^-1m^-1

10^-10 - 10^-20 Ω^-1m^-1

10^-10 - 10^-20 Ω^-1m^-1

10^-6 - 10^-4 Ω^-1m^-1

10^-6 - 10^-4 Ω^-1m^-1

10^-4 - 10^-6 Ω^-1m^-1

10^-4 - 10^-6 Ω^-1m^-1

Next

#15. Extrinsic semi-conductor is in _____ form.

Pious

Pious

Impure

Impure

Pure

Pure

Moral

Moral

Next

#16. Energy band that can be empty or partially filled is called:

resistance band

resistance band

forbidden gap

forbidden gap

valence band

valence band

conduction band

conduction band

Next

#17. Shear Strain is represented by:

Δ (delta)

Δ (delta)

γ (gamma )

γ (gamma )

θ (theta)

θ (theta)

α (alpha)

α (alpha)

Next

#18. The unit for strain is:

None

None

Both

Both

N/m^2

N/m^2

Pascal

Pascal

Next

#19. Unit of Stress is:

None

None

Both

Both

N/m^2

N/m^2

Pascal

Pascal

Next

#20. UTS stands for

Unified Tensile Strength

Unified Tensile Strength

Ultimate Tension Strain

Ultimate Tension Strain

Ultimate Tensile Strength

Ultimate Tensile Strength

Unified Tension Strain

Unified Tension Strain

Next

#21. Strain Є =

ΔV/Vo

ΔV/Vo

Δl/l

Δl/l

Δa/a

Δa/a

None

None

Next

#22. Critical temperature of aluminium is:

1.18K

1.18K

4.2K

4.2K

7.2K

7.2K

3.72K

3.72K

Next

#23. Bulk Modulus of lead is:

5.6 GN/m^2

5.6 GN/m^2

4.5 GN/m^2

4.5 GN/m^2

7.7 GN/m^2

7.7 GN/m^2

2.2 GN/m^2

2.2 GN/m^2

Next

#24. Hooke's law is applicable if:

stress α strain

stress α strain

stress α 1/strain

stress α 1/strain

tensile strain α shear strain

tensile strain α shear strain

All

All

Next

#25. Impurity is added by a process called:

doping

doping

cleanliness

cleanliness

purity

purity

All

All

Next

#26. Plasticity is also termed as:

strain

strain

UTS

UTS

tensile strain

tensile strain

stress

stress

Next

#27. Shear Modulus of bone is:

30 GN/m^2

30 GN/m^2

15 GN/m^2

15 GN/m^2

60 GN/m^2

60 GN/m^2

80 GN/m^2

80 GN/m^2

Next

#28. Shear Modulus of lead is:

2.2 GN/m^2

2.2 GN/m^2

7.7 GN/m^2

7.7 GN/m^2

5.6 GN/m^2

5.6 GN/m^2

4.5 GN/m^2

4.5 GN/m^2

Next

#29. p-type semi-conductors are formed by adding _____ impurity.

octavelent

octavelent

trivalent

trivalent

pentavalent

pentavalent

hexavalent

hexavalent

Next

#30. Conductivity of metal is:

10^-4 Ω^-1m^-1

10^-4 Ω^-1m^-1

10^-10 Ω^-1m^-1

10^-10 Ω^-1m^-1

10^-6 Ω^-1m^-1

10^-6 Ω^-1m^-1

10^7 Ω^-1m^-1

10^7 Ω^-1m^-1

Next

#31. Critical temperature of mercury is:

4.2K

4.2K

7.2K

7.2K

1.18K

1.18K

3.72K

3.72K

Next

#32. Work Done =

1/2 [(E/A×l^2)/L]

1/2 [(E/A×l^2)/L]

1/2 [(EA×l^2)L]

1/2 [(EA×l^2)L]

1/2 [(EA×l^2)/L]

1/2 [(EA×l^2)/L]

1/2 [(E/A×l^2)L]

1/2 [(E/A×l^2)L]

Next

#33. Young's Modulus of bone is:

200 GN/m^2

200 GN/m^2

91 GN/m^2

91 GN/m^2

0 GN/m^2

0 GN/m^2

15 GN/m^2

15 GN/m^2

Next

#34. Intrinsic semi-conductor is in _____ form.

impure

impure

unethical

unethical

immoral

immoral

pure

pure

Next

#35. Bulk Modulus of water is:

27 GN/m^2

27 GN/m^2

7.7 GN/m^2

7.7 GN/m^2

31 GN/m^2

31 GN/m^2

2.2 GN/m^2

2.2 GN/m^2

Next

#36. n-type semi-conductors are formed by adding _____ impurity.

hexavalent

hexavalent

pentavalent

pentavalent

octavalent

octavalent

trivalent

trivalent

Next

#37. Volumetric Strain =

Δa/a

Δa/a

None

None

Δl/l

Δl/l

ΔV/Vo

ΔV/Vo

Next

#38. Critical temperature of lead is:

3.72K

3.72K

7.2K

7.2K

4.2K

4.2K

1.18K

1.18K

Next

#39. Stress σ =

All

All

A/F

A/F

FA

FA

F/A

F/A

Finish