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Introduction to Optical Fiber – 1 – 2

6. Which of the following is not a major benefit of fiber-optic cable ?

(a) immunity from interference
(b) no electrical safety problems
(c) excellent data security
(d) lower cost

Answer
Answer : (b)

Explanation
No answer description available for this question. Let us discuss.

7. Which of the following is not part of the optical spectrum ?

(a) infrared
(b) ultraviolet
(c) visible color
(d) X-rays

Answer
Answer : (d)

Explanation
No answer description available for this question. Let us discuss.

8. Which of the following is not a common application of fiber-optic cable ?

(a) computer networks
(b) long-distance telephone systems
(c) closed circuit TV
(d) consumer TV

Answer
Answer : (d)

Explanation
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9. If a mirror is used to reflect light, the reflected light angle is ……. as the incident angle.

(a) smaller
(b) larger
(c) the same
(d) independent

Answer
Answer : (c)

Explanation
No answer description available for this question. Let us discuss.

10. Which theory states that the light wave behaves as if it consists of many tiny particles ?

(a) huygen’s theory
(b) wave theory of light
(c) nyquist theory
(d) quantum theory

Answer
Answer : (d)

Explanation
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