MCQs Physics Chapter 17 Class 12

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

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#1. Bulk Modulus of water is:

2.2 GN/m^2

2.2 GN/m^2

7.7 GN/m^2

7.7 GN/m^2

31 GN/m^2

31 GN/m^2

27 GN/m^2

27 GN/m^2

Next

#2. Stress σ =

F/A

F/A

A/F

A/F

All

All

FA

FA

Next

#3. Conductivity of metal is:

10^-4 Ω^-1m^-1

10^-4 Ω^-1m^-1

10^-6 Ω^-1m^-1

10^-6 Ω^-1m^-1

10^-10 Ω^-1m^-1

10^-10 Ω^-1m^-1

10^7 Ω^-1m^-1

10^7 Ω^-1m^-1

Next

#4. Young's Modulus of glass is:

45 GN/m^2

45 GN/m^2

55 GN/m^2

55 GN/m^2

15 GN/m^2

15 GN/m^2

35 GN/m^2

35 GN/m^2

Next

#5. Unit of Stress is:

N/m^2

N/m^2

Pascal

Pascal

Both

Both

None

None

Next

#6. Conductivity of insulator is:

10^-6 - 10^-4 Ω^-1m^-1

10^-6 - 10^-4 Ω^-1m^-1

10^7 Ω^-1m^-1

10^7 Ω^-1m^-1

10^-6 - 10^-20 Ω^-1m^-1

10^-6 - 10^-20 Ω^-1m^-1

10^-10 - 10^-20 Ω^-1m^-1

10^-10 - 10^-20 Ω^-1m^-1

Next

#7. Bulk Modulus of lead is:

4.5 GN/m^2

4.5 GN/m^2

7.7 GN/m^2

7.7 GN/m^2

5.6 GN/m^2

5.6 GN/m^2

2.2 GN/m^2

2.2 GN/m^2

Next

#8. Shear Strain =

None

None

Δa/a

Δa/a

Δl/l

Δl/l

ΔV/Vo

ΔV/Vo

Next

#9. Shear Strain is represented by:

Δ (delta)

Δ (delta)

θ (theta)

θ (theta)

α (alpha)

α (alpha)

γ (gamma )

γ (gamma )

Next

#10. Shear Modulus G =

F/A x tanθ

F/A x tanθ

F/A / tanθ

F/A / tanθ

FxA / tanθ

FxA / tanθ

F/A / cotθ

F/A / cotθ

Next

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

valence band

valence band

forbidden gap

forbidden gap

resistance band

resistance band

conduction band

conduction band

Next

#12. Young's Modulus of lead is:

15 GN/m^2

15 GN/m^2

45 GN/m^2

45 GN/m^2

35 GN/m^2

35 GN/m^2

25 GN/m^2

25 GN/m^2

Next

#13. Critical temperature of aluminium is:

7.2K

7.2K

1.18K

1.18K

3.72K

3.72K

4.2K

4.2K

Next

#14. Young Modulus and _____ has same units.

strain

strain

tensile strain

tensile strain

shear strain

shear strain

stress

stress

Next

#15. Strain is measurement of:

betterment

betterment

refinement

refinement

deformation

deformation

reformation

reformation

Next

#16. Critical temperature of tin is:

1.18K

1.18K

3.72K

3.72K

4.2K

4.2K

7.2K

7.2K

Next

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

Pure

Pure

Impure

Impure

Moral

Moral

Pious

Pious

Next

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

hexavalent

hexavalent

octavelent

octavelent

pentavalent

pentavalent

trivalent

trivalent

Next

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

trivalent

trivalent

octavalent

octavalent

hexavalent

hexavalent

pentavalent

pentavalent

Next

#20. 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^-4 - 10^-6 Ω^-1m^-1

10^-4 - 10^-6 Ω^-1m^-1

10^-6 - 10^-4 Ω^-1m^-1

10^-6 - 10^-4 Ω^-1m^-1

Next

#21. The unit for strain is:

N/m^2

N/m^2

Both

Both

Pascal

Pascal

None

None

Next

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

impure

impure

pure

pure

unethical

unethical

immoral

immoral

Next

#23. Young's Modulus of bone is:

200 GN/m^2

200 GN/m^2

0 GN/m^2

0 GN/m^2

15 GN/m^2

15 GN/m^2

91 GN/m^2

91 GN/m^2

Next

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

valence band

valence band

forbidden gap

forbidden gap

resistance band

resistance band

conduction band

conduction band

Next

#25. Impurity is added by a process called:

cleanliness

cleanliness

purity

purity

All

All

doping

doping

Next

#26. Plasticity is also termed as:

UTS

UTS

stress

stress

strain

strain

tensile strain

tensile strain

Next

#27. Glass is also called as:

liquid gas

liquid gas

solid liquid

solid liquid

solid gas

solid gas

All

All

Next

#28. Volumetric Strain =

Δa/a

Δa/a

ΔV/Vo

ΔV/Vo

Δl/l

Δl/l

None

None

Next

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

permitted gap

permitted gap

forbidden gap

forbidden gap

All

All

legal gap

legal gap

Next

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

band

band

valence

valence

None

None

state

state

Next

#31. Shear Modulus of lead is:

2.2 GN/m^2

2.2 GN/m^2

5.6 GN/m^2

5.6 GN/m^2

7.7 GN/m^2

7.7 GN/m^2

4.5 GN/m^2

4.5 GN/m^2

Next

#32. Shear Modulus of bone is:

30 GN/m^2

30 GN/m^2

60 GN/m^2

60 GN/m^2

15 GN/m^2

15 GN/m^2

80 GN/m^2

80 GN/m^2

Next

#33. Critical temperature of mercury is:

4.2K

4.2K

1.18K

1.18K

7.2K

7.2K

3.72K

3.72K

Next

#34. Critical temperature of lead is:

4.2K

4.2K

7.2K

7.2K

3.72K

3.72K

1.18K

1.18K

Next

#35. Strain Є =

None

None

ΔV/Vo

ΔV/Vo

Δl/l

Δl/l

Δa/a

Δa/a

Next

#36. UTS stands for

Ultimate Tensile Strength

Ultimate Tensile Strength

Unified Tensile Strength

Unified Tensile Strength

Ultimate Tension Strain

Ultimate Tension Strain

Unified Tension Strain

Unified Tension Strain

Next

#37. Shear strain is measured in:

N/m^2

N/m^2

radian

radian

None

None

pascal

pascal

Next

#38. Hooke's law is applicable if:

stress α 1/strain

stress α 1/strain

All

All

tensile strain α shear strain

tensile strain α shear strain

stress α strain

stress α strain

Next

#39. Work Done =

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]

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]

Finish

See also  MCQs Physics Chapter 14 - Class 12