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Physics MCQs Quiz For Entry Test
1. Once the stress is increased than UTS, the material falls into the region of:
Fracture stress (Answer)
Proportional limit
Elastic limit
Elastic limit and Proportional limit
2. The word amorphous means:
With definite structure and Regular arrangement of molecules
Without any structure (Answer)
Regular arrangement of molecules
With definite structure
3. "All magnetic effects may due to circulating currents (i.e., moving charges)." This idea belongs initially to:
Maxwell
Faraday
Ampere (Answer)
Tesla
4. The example of insulator is/are:
Wood
Diamond and Wood (Answer)
Diamond
Zinc
5. The force which maintains the strict long range order between atoms of a crystalline solids is the:
Coulomb force
Cohesive force (Answer)
Nuclear force
Adhesive force
6. The curie temperature for iron is:
450°C
750°C (Answer)
723°C
1023°C
7. Tick the material which is not a semi conductor:
Silicon
Diamond (Answer)
Germanium
Indium
8. Zirconia is classified as:
Metal
Ceramic solid (Answer)
Ionic compound
Either Ceramic solid or Ionic compound
9. Source of magnetism is:
Protons
Electrons (Answer)
Neutrons
Photons
10. Tick the substance which is not ferromagnetic:
Alnico
Cobalt
Copper (Answer)
Nickel
11. Tick the ferromagnetic substance:
Copper
Bismuth
Chromium oxide (Answer)
Water
12. The transition from solid to liquid is actually from:
Disorder to disorder
Order to order
Disorder to order
Order to disorder (Answer)
13. The successful theory to explain completely the vast diversity in the electrical behavior of the solids is:
Free electron theory
Energy hand theory (Answer)
Free electron theory and Energy hand theory
Bohr's theory of atomic structure
14. The example of conductors is/are:
Wood
Germanium
Copper (Answer)
Diamond
15. Each atom in a metal crystal vibrates about a fixed point with an amplitude that:
Is it not affected by rise in temperature and Increase with rise in temperature
Is it not affected by rise in temperature
Increase with rise in temperature (Answer)
Decreases with rise in temperature
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