Conductivity One Liner Questions & Answers


Questions Answers
1 Which element is the best conductor of electricity? Silver
2 The characteristic of a superconductor is – Zero permeability
3 At which temperature superconductivity can be of tremendous economic interest saving billions of rupees? At room temperature
4 The highest temperature attained by a superconductor is – 133 K
5 The newly discovered high-temperature superconductors are – Ceramic oxides
6 The conductivity of a semiconductor at zero Kelvin is – Zero
7 The resistance of a semiconductor on heating – Decreases
8 At absolute zero temperature, the electric resistance in a semiconductor is – Infinite
9 Which one metal is used as a semiconductor in transistors? Germanium
10 The most commonly used material for making transistors is – Silicon