Basic Principles of Television Engineering – 1 – 1

1. Horizontal scanning frequency, according to CCIR standards is :

(a) 15750 Hz
(b) 15625 Hz
(c) 60 Hz
(d) 15725 Hz

Answer
Answer : (b)

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

2. Trace period of a horizontal line is :

(a) 18720 μs
(b) 1280 μs
(c) 20 ms
(d) None of the above

Answer
Answer : (a)

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

3. According to CCIR standards the field sync occurs after lines :

(a) 3121/2 and 625
(b) 262.5 and 625
(c) 310 and 662.5
(d) None of above

Answer
Answer : (a)

Explanation
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4. The interlaced scanning, there is one half line spacing between the start positions scanning odd and even fields. This is done to produce :

(a) Horizontal scanning
(b) Linear scanning
(c) exact interlacing
(d) line paring

Answer
Answer : (c)

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

5. The term pedestal is used for :

(a) Sync top level
(b) Blanking level
(c) Black level
(d) White level

Answer
Answer : (b)

Explanation
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