Superconductors Quiz

What are the two types of superconductors?

• Type A and Type B

• Metallic and Non-metallic

• Conductive and Non-conductive

• Type I and Type II

Name one application of superconductors.

• Refrigerators

• Cell phones

• MRI machines

• Electric generators

Which materials can exhibit superconductivity?

• Plastics, ceramics, and polymers

• Liquids and gases

• Metals, alloys, and compounds

• Wood, paper, and fabric

What is the Meissner effect?

• The Meissner effect is the resistance of a superconductor to the flow of electric current during its transition to the superconducting state.

• The Meissner effect is the creation of a magnetic field within a superconductor during its transition to the superconducting state.

• The Meissner effect is the attraction of a magnetic field to a superconductor during its transition to the superconducting state.

• The Meissner effect is the expulsion of a magnetic field from a superconductor during its transition to the superconducting state.

What is the critical temperature of a superconductor?

• The critical temperature of a superconductor is the temperature above which it exhibits zero electrical resistance.

• The critical temperature of a superconductor is the temperature at which it becomes a normal conductor.

• The critical temperature of a superconductor is the temperature at which it becomes a perfect insulator.

• The critical temperature of a superconductor is the temperature below which it exhibits zero electrical resistance.

What are the characteristics of Type I superconductors?

• High electrical resistance, no Meissner effect, multiple critical magnetic fields

• Low electrical resistance, no Meissner effect, single critical magnetic field

• Zero electrical resistance, no Meissner effect, multiple critical magnetic fields

• Zero electrical resistance, Meissner effect, single critical magnetic field

What are the characteristics of Type II superconductors?

• Type II superconductors do not exhibit a mixed state with quantized vortices

• Type II superconductors can be in the superconducting state at higher temperatures than Type I superconductors, exhibit a mixed state with quantized vortices, and have a higher critical magnetic field.

• Type II superconductors have a lower critical magnetic field

• Type II superconductors can only be in the superconducting state at lower temperatures than Type I superconductors

Name one practical application of superconducting materials.

• Cooking utensils, Building materials, Clothing

• Energy transmission, MRI, particle accelerators

What happens to the electrical resistance of a superconductor below its critical temperature?

• Zero

• Becomes negative

• Remains the same

• Increases

What is the main factor that limits the widespread use of superconductors?

• lack of durability

• high cost

• limited availability

• extremely low temperatures