Choose the correct statement

(a) When we heat a semiconductor its resistance increases
(b) When we heat a semiconductor its resistance decreases
(c) When we cool a semiconductor to 0 K then it becomes super conductor
(d) Resistance of a semiconductor is independent of temperature

(b) With rise in temperature, conductivity of semiconductor increases while resistance decreases.

Difficulty Level:

  • 12%
  • 74%
  • 12%
  • 2%