102 PHYSICS

MODEL QUESTIONS

ENGINEERING PHYSICS

Time:2 Hrs

Answer any 4 . Each question carry 12 ½ marks

1. Explain the principle of holography? Mention its application?

2. Explain the interference in thin film by using reflected system?

3. Explain the classification of optical fiber? What are the advantages of optical fiber

cable.

4. What are the classification of semiconductors. Explain?

5. Distinguish b/w spontaneous emission & stimulated emission? What are the properties of laser light?

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