The elements which become superconducting at extremely low temperatures are
A). Good conductors at room temperature
B). Ferromagnetic at room temperature
C). Relatively poor conductors at room temperature
D). Insulators at room temperature
Relatively poor conductors at room temperature
1. When the initial conditions of a system are specified to be zero it implies that the system is
2. The time constant of a series R-C circuit is given by
4. Steam turbines are governed by the following methods
5. Fermi level is the amount of energy in which
6. The expansion method for evaluating determinants is
7. Silicon is not suitable for fabrication of light emitting diodes because it is
9. A Zener voltage regulator is used for ___________ load currents