Rankers Physics

Properties of Semiconductors: Practice Problem & Solution

Representation of N-type semiconductor is :

Solution Explained:

To solve this problem, we apply the core principles of Properties of Semiconductors. Understanding the underlying formula is key to arriving at the correct answer below:

In N type semiconductor number of electrons is more than number of holes

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Similar Practice Questions

Explore conceptually related problems to test your knowledge.

1. In case of a semiconductor, which of the following statement is wrong :
2. If the ratio of the concentration of electrons to that of holes in a semiconductor is 7/5 and the ratio of currents is 7/4 then what is the ratio of their drift velocities :
3. Assertion (A): The number of electrons in n-type semiconductor is higher than the number of electrons in a pure silicon semiconductor. Reason (R): The law of mass action is applicable only to n-type semiconductors.
4. If a small amount of antimony is added to germanium crystal: (2011 Pre)
5. The resistivity of a pure semiconductor is 0.5 Ωm. If the electron and hole mobility be 0.39 m²/V-s and 0.19 m²/V-s respectively then calculate the intrinsic carrier concentration.