Superconductors Interview Questions

Superconductors interview questions

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Total Questions: 15

1. A solid that offers no _________ passage of electricity is called super conductors.

A. Conductance

B. Inductance

C. Resistance

D. Impedance

Correct Answer is : Resistance

2. The phenomena of super conductors was first discovered by ___________

A. Kammerlingh Onnes

B. Neils bohr

C. Richard Smalley

D. Otto lehman

Correct Answer is : Kammerlingh Onnes

3. Super conductors are discovered in the year _______

A. 1900

B. 1991

C. 1911

D. 1905

Correct Answer is : 1911

4. The earliest superconductors to be studied elaborately is ________

A. Niobium alloy

B. Copper alloys

C. Steel alloys

D. Iron alloy

Correct Answer is : Niobium alloy

5. The shifting of electrons in super conductors is prevented by _________

A. Quantum effect

B. Threshold energy level

C. Energy barrier

D. Orbitals

Correct Answer is : Quantum effect

6. The electrons head in ___________ direction.

A. Same

B. Different

C. Opposite to one another

D. Random

Correct Answer is : Same

7. The normal metal passes into super conducting state at ___________

A. High temperature

B. Low temperature

C. Critical temperature

D. No temperature

Correct Answer is : Critical temperature

8. Based on magnetic response super conductors are of __________ types.

A. 1

B. 2

C. 3

D. 4

Correct Answer is : 2

9. Ideal super conductors completely become __________ at super conducting state.

A. Diamagnetic

B. Ferro magnetic

C. Ferri magnetic

D. Para magnetic

Correct Answer is : Diamagnetic

10. The ideal super conductors exhibit __________

A. Meissner effect

B. Mesmeric effect

C. Mesomeric effect

D. Monomeric effect

Correct Answer is : Meissner effect

11. The hard super conductors are those in which the ideal behaviour is seen up to a ________ critical magnetic field.

A. Higher

B. Lower

C. Moderate

D. Zero

Correct Answer is : Lower

12. This functions as a super conductor at a critical temperature of ________

A. 30oK

B. 60oK

C. 90oK

D. 120oK

Correct Answer is : 90oK

13. The constituents of this material that is yttrium, barium and copper are in ____________

A. 0.042372685

B. 0.043078704

C. 0.043090278

D. 0.04306713

Correct Answer is : 0.043090278

14. Preparation of super conductors by ceramic method by homogeneous mixture of the oxides __________ in their molar ratios.

A. Y2O3, BaCO3, CuO

B. Y2O3, BaCO3, Cu2O

C. Y2O4, BaCO3, CuO

D. YO3, BaCO3, CuO

Correct Answer is : Y2O3, BaCO3, CuO

15. Annealing the homogeneous mixture to room temperature to retain its __________

A. Composition

B. Structure

C. Its properties

D. Composition, structure and its properties

Correct Answer is : Composition, structure and its properties

Superconductors interview questions