Physics Of Solids MCQs

Option A: Positive

Option B: Negative

Option C: Both positive and negative

Option D: Neutral

Correct Answer: Neutral ✔

Option A: Holes only

Option B: Electrons only

Option C: Electron and holes both

Option D: All of the above

Correct Answer: Electron and holes both ✔

Option A: Conductors

Option B: Insulators

Option C: Semi conductors

Option D: All of the above

Correct Answer: Semi conductors ✔

Option A: Face centred cubic

Option B: Body centred cubic

Option C: Simple cubic

Option D: All of the above

Correct Answer: Face centred cubic ✔

Option A: Transport vibrations

Option B: Transport signals

Option C: Transport charge

Option D: Transport impulses

Correct Answer: Transport charge ✔

Option A: Conduction band

Option B: Valence band

Option C: Forbidden band

Option D: Empty band

Correct Answer: Conduction band ✔

Option A: Force corners

Option B: Nine corners

Option C: Eight corners

Option D: Six corners

Correct Answer: Eight corners ✔

Option A: Cleavage

Option B: Symmetry

Option C: Isotropy

Option D: Homogeneity

Correct Answer: Cleavage ✔

Option A: Polymerization

Option B: Cleavage

Option C: Microstructure

Option D: Dislocation

Correct Answer: Microstructure ✔

Option A: Demagnetization

Option B: Breakage

Option C: Extension

Option D: Surface cracking

Correct Answer: Demagnetization ✔

Option A: Semi-conductor becomes conductors

Option B: Ferromagnetic becomes paramagnetic

Option C: Paramagnetic becomes diamagnetic

Option D: Metals become super conductor

Correct Answer: Ferromagnetic becomes paramagnetic ✔

Option A: Stiffness

Option B: Toughness

Option C: Extension

Option D: Deformation

Correct Answer: Deformation ✔

Option A: (F1+F2) (121+122)

Option B: (F1+F2) (122-112)

Option C: (F1+F2) (12-11)

Option D: (F1+F2) (12-11)

Correct Answer: (F1+F2) (12-11) ✔

Option A: Brittle

Option B: Ductile

Option C: Amorphous

Option D: Polymers

Correct Answer: Ductile ✔

Option A: 0.025J

Option B: 0.50J

Option C: 0.75J

Option D: 0.100J

Correct Answer: 0.75J ✔

Option A: 2×108 Nm-2

Option B: 5×106 Nm-2

Option C: 0.5×10-6 Nm-2

Option D: 0.2×10-6Nm-2

Correct Answer: B. 5×106 Nm-2 ✔

Option A: Nm-2

Option B: Jm-2

Option C: Nm-1

Option D: Being a number it has no unit.

Correct Answer: Nm-2 ✔

Option A: Hysteresis curve

Option B: Hysteresis loop area

Option C: Hysteresis loop

Option D: Straight line

Correct Answer: Hysteresis loop area ✔

Option A: Squids

Option B: Magnetic resonance imaging (MRI)

Option C: Magnetometer

Option D: Oscilloscope

Correct Answer: Squids ✔

Option A: A party filled valence band and totally empty conduction band

Option B: A completely filled valence band a totally empty conduction band and a very wide forbidden band

Option C: A completely filled valence band a partially filled conduction band and a narrow forbidden band

Option D: A partly filled valence band a totally empty conduction band and a wide forbidden band

Correct Answer: A completely filled valence band a partially filled conduction band and a narrow forbidden band ✔

Option A: Decreases

Option B: Increases

Option C: Remains same

Option D: First increases then decreases

Correct Answer: Increases ✔

Option A: Semi conductor

Option B: Conductor

Option C: Metals

Option D: Non metals

Correct Answer: Non metals ✔

Option A: Conduction band

Option B: Valence band

Option C: Forbidden band

Option D: Core band

Correct Answer: Core band ✔

Option A: Electrical insulators alone

Option B: Electrical conductors alone

Option C: Electrical semi conductors alone

Option D: All of the above

Correct Answer: All of the above ✔

Option A: Symmetry

Option B: Homogeneity

Option C: Isotropy

Option D: Cleavage

Correct Answer: Homogeneity ✔

Option A: Isotropy

Option B: Cleavage

Option C: Homogeneity

Option D: The external symmetry of form

Correct Answer: The external symmetry of form ✔

Option A: Semi conductor

Option B: Super conductors

Option C: Insulators

Option D: Conductor

Correct Answer: Insulators ✔

Option A: High voltage A.C

Option B: Low voltage A.C

Option C: Alternating current at its peak value

Option D: D.C current at peak value

Correct Answer: Alternating current at its peak value ✔

Option A: Energy state

Option B: Valence band

Option C: ve energy state

Option D: conduction band

Correct Answer: Valence band ✔

Option A: Fusion

Option B: Polymerization

Option C: Crystallization

Option D: Subtraction

Correct Answer: Polymerization ✔

Option A: The extension of the wire is proportional to the force applied

Option B: The weight of the wire is negligible

Option C: The wire is not stretched beyond its elastic limit

Option D: The cross sectional area of the wire remains constant

Correct Answer: The extension of the wire is proportional to the force applied ✔

Option A: Directly proportional to extension

Option B: Directly proportional to strain

Option C: Directly proportional to square of amplitude

Option D: Inversely proportional to extension

Correct Answer: Directly proportional to extension ✔

Option A: Stress/strain

Option B: (stress/strain)

Option C: Stress x strain

Option D: (Stress / strain)

Correct Answer: (Stress / strain) ✔

Option A: 0.01J

Option B: 0.02J

Option C: 0.04J

Option D: 1.0J

Correct Answer: 0.01J ✔

Option A: Y∝

Option B: 2Y∝

Option C: Y∝/2

Option D: Y∝2

Correct Answer: Y∝ ✔

Option A: FE

Option B: (FE)

Option C: FE2/L

Option D: FE2

Correct Answer: FE ✔

Option A: Stress

Option B: Strain

Option C: Youngs modulus

Option D: Pressure

Correct Answer: Strain ✔

Option A: MLT-2

Option B: ML-2T-1

Option C: ML-1T-2

Option D: ML-T-1

Correct Answer: ML-1T-2 ✔

Option A: Rubber

Option B: Steel

Option C: Glass

Option D: Copper

Correct Answer: Steel ✔