My Report

Engineering Physics II Practice Test 7


Correct Answer: 2 points | Wrong: -1 point
Grades: A* (100% score) | A (80%-99%) | B (60%-80%) | C (40%-60%) | D (0%-40%)
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1. The symmetry of BaTiO3 in ferroelectric form is _________

2. Semiconductor acts as an insulator in the presence of impurities.

3. No regular cubic lattice can exhibit piezoelectricity.

4. Electronic polarizability is dependent of temperature.

5. The temperature characteristic of every ferroelectric crystal is called ________

6. Compound semiconductors are also known as direct band gap semiconductors.

7. The frequency for electronic polarization lies in which region of the electromagnetic spectrum?

8. Piezoelectricity means _________________

9. Which of the following is known as indirect band gap semiconductors?

10. The most common mode of breakdown in ceramic insulators is _____________


 

Manish Bhojasia - Founder & CTO at Sanfoundry
Manish Bhojasia, a technology veteran with 20+ years @ Cisco & Wipro, is Founder and CTO at Sanfoundry. He lives in Bangalore, and focuses on development of Linux Kernel, SAN Technologies, Advanced C, Data Structures & Alogrithms. Stay connected with him at LinkedIn.

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