Verified Solution • 2025–26 Session moderate

QPages 417-418: Q14: HC Verma: Concepts of Physics - Volume 2 Semiconductors and Semiconductor Devices Pages 417-418: Q14 Solution: In a transistor,

In a transistor,

Multiple Choice Options

  • A the emitter has the least concentration of impurity
  • B the collector has the least concentration of impurity
  • C the base has the least concentration of impurity
  • D all the three regions have equal concentrations of impurity.

Step-by-Step Verified Solution

**Answer:** (c) the base has the least concentration of impurity. **Step-by-Step Explanation:** In a transistor, the base is lightly doped compared to the emitter and collector.

All Questions in this Chapter

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