Essential of Colour Television » Exercise – 1
1. Chroma signal requires :
(a) Envelope detector
(b) Balanced detector
(c) Ratio detector
(d) Foster selley detector
2. Colour burst is used to :
(a) Boom intensity of colours in the picture tube
(b) Dilute the vivid colours
(c) Synchrononise generation of sub-carrier in the receiver
(d) Ensure the correct modulation of colours
3. SECAM system was developed in :
(a) France
(b) Japan
(c) Germany
(d) India
4. Which of the following is used for colour separation in a colour camera :
(a) Colour filter
(b) Image filter
(c) Dichroic mirrors
(d) None of these
5. Luminance signal is represent by :
(a) G
(b) L
(c) X
(d) Y
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