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NEET 2005
Exam
NEET
Year
2005
Subject
Physics
Chapter
Semiconductors

NEET 2005 · Physics · Semiconductors

Choose the only false statement from the following:

Choose the only false statement from the following:

Options

  1. AIn conductors the valence and the conduction bands overlap.
  2. BSubstance with energy gap of the order of 10eV10 \mathrm{eV} are insulators.
  3. CThe resistivity of a semiconductor increases with increase in temperature.
  4. DThe conductivity of a semiconductor increases with increase in temperature.

Correct answer

C. The resistivity of a semiconductor increases with increase in temperature.

Step-by-step solution

The resistivity of a semiconductor decreases with increase in temperature.
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