First slide

Classification of Metals, semiconductors and insulators

Question

Semiconductor is damaged by the strong current due to

Moderate

A

Lack of free electrons
B

Excess of electrons
C

Excess of protons
D

None of these

Solution

When a strong current passes through the semiconductor, it heats up the crystal and covalent bonds are broken . Hence, because of excess number of free electrons it behaves like a conductor.

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