Self Assessment Quiz

1. Which was the first superconducting material to be discovered ?

2. What type of measurements were performed on it which suggested zero-resistance ?

3. Which other special characteristics were superconductors found to have ?

4. Suggest a method of monitoring the current in a superconducting loop that does not involve interfering with the loop.

5. Which property characterises superconductivity along with zero electrical resistance ?

(a) Perfect Ferromagnetism

(b) Perfect Paramagnetism

(c) Perfect Diamagnetism

(d) The expulsion of any externally applied magnetic field.