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Class 12 Physics Practice Test: Semiconductor Electronics : Materials, Devices and Simple Circuits
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Class 12 Physics Practice Test: Semiconductor Electronics : Materials, Devices and Simple Circuits
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10 Questions

1. In semiconductors at room temperature, which of the following is likely to happen?
2. At absolute zero temperature, a semiconductor acts as a conductor.
3. Crystalline solids are which of the following?
4. At which temperature, a pure semiconductor behaves slightly as a conductor?
5. The energy band gap is maximum in which of the following?
6. The manifestation of the band structure in solids is due to which of the following?
7. Which of the following is an amorphous solid?
8. A piece of copper and another of germanium are cooled from room temperature to 77 K. what will impact on the resistance of each of them?
9. At absolute zero, Si acts as which of the following?
10. Which of the following is true regarding insulators?

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