Home / Colour Television Systems – 1 – 4

Colour Television Systems – 1 – 4

16. The sync pulses are obtained by …

(a) dividing colour sub-carrier
(b) Using a separate oscillator
(c) using CB signal
(d) using sweep signal

Answer
Answer : (a)

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

17. Reference phase of the sub-carrier in NTSC is …………. clockwise from –(B-Y).

(a) 0 degree
(b) 45 degree
(c) 57 degree
(d) 90 degree

Answer
Answer : (c)

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

18. In D-PAL , D stands for ………

(a) deep
(b) data
(c) delay
(d) dual

Answer
Answer : (c)

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

19. Vertical resolution in SECAM is …………. percent of that in NTSC.

(a) 100
(b) 75
(c) 50
(d) 25

Answer
Answer : (c)

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

20. R-Y signal changes phase in PAL on alternate lines by ………….

(a) 45 degree
(b) 90 degree
(c) 180 degree
(d) 270 degree

Answer
Answer : (c)

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

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