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Electronic Mechanic Practice Test: LCD TV
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Avg score: 75% • Most missed: “What is the name of the dismantled LCD monitor display part marked ‘X’?”

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Electronic Mechanic Practice Test: LCD TV
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25 Questions

1. What is the bandwidth of PAL- D system of TV transmission?
2. What is the ratio of primary colours mixing to produce luminance (Y) signal?
3. What is the name of the dismantled LCD monitor display part marked ‘X’?
4. Which function is performed by the section marked ‘X’ in the TV receiver?
5. Which parameter is related to power loss in electronic circuit?
6. What is the function of tuner in TV receiver?
7. What is the name of LED monitor part marked ‘X’?
8. What is the characteristic of transmitting antenna in TV broadcasting?
9. How many odd fields are scanned in one second by the vertical sweep circuit in TV receiver?
10. What is the full form of HPT?
11. What is the bandwidth for SECAM system based on 625 lines?
12. What is the bandwidth used for TV transmission in India?
13. What is included in chrominance signal?
14. How much service area is covered by a low power TV signal transmitter?
15. What is the full form of PAL?
16. Which colour is produced by the additive mixing process of Red with Green in colour TV?
17. What is the function of the block diagram?
18. Which term is related to the information about hue and saturation of a colour?
19. Which signal is processed from R-Y and B-Y signals in colour TV receiver?
20. What is the function of the block marked ‘X’ in the TV receiver?
21. Which In- plane switching technology is used in LCD panels for improved contrast ratio?
22. What is the sub carrier frequency used in PAL standard for modulating colour difference signals?
23. What is the disadvantage of TN display?
24. What is the full form of NTSC?
25. What is the range of frequencies covered under S-Band used for TV signal transmission?

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