Objective Questions on Television Engineering
Objective Questions on Television Engineering, MCQ on Television Engineering, Multiple Choice Questions on Television Engineering, MCQ on TV Engineering, Television Engineering Question Bank.
Multiple Choice Question on TV
In India, which monochrome TV system is used
- 525 line system
- 625 line system
- 819 line system
- None of these
Answer: 625 line system
The color TV system used in India is
- NTSC
- PAL-B
- SECAM
- None of these
Answer: PAL-B
Aspect ratio for width to height for a TV picture frame is
- 1:1
- 2:3
- 4:3
- 16:9
Answer: 4:3
The number of interruption in projection movie pictures on a cinema screen are
- 50
- 60
- 24
- 48
Answer: 48
Field frequency in India is
- 60 Hz
- 50 Hz
- 15625 Hz
- 625 Hz
Answer: 50 Hz
Horizontal scanning frequency, according to CCIR standards is
- 15750 Hz
- 15625 Hz
- 60 Hz
- 15725 Hz
Answer: 15625 Hz
Trace period of a horizontal line is
- 64 µs
- 12 µs
- 52 µs
- 1280 µs
Answer: 52 µs
The horizontal resolutions of a picture depends on
- The number of horizontal lines
- Horizontal scanning rate
- The vertical scanning rate
- Both 1st and 2nd
Answer: Both 1st and 2nd
Retrace period of a horizontal line is
- 64 µs
- 12 µs
- 52 µs
- 20 µs
Answer: 12 µs
Trace period of a vertical sweep is
- 18720 µs
- 1280 µs
- 20 ms
- None of the above
Answer: 18720 µs
Each sequence of scanning in the interlaced scanning method is known as
- Field
- Scanning lines
- Trace path
- Retrace path
Answer: Field
Vertical blanking period is
- Equal to the vertical retrace
- Greater than the vertical retrace
- Less than the vertical retrace
- None of these
Answer: Greater than the vertical retrace
According to CCIR standards the field sync occurs after lines
- 312.5 and 625
- 262.5 and 625
- 310 and 662.5
- None the above
Answer: 312.5 and 625
Aspect ratio of a televisions is
- 3:4
- 4:3
- 9:16
- None of these
Answer: 4:3
In India, horizontal blanking pulse is
- 12 µs
- 4.7 µs
- 1280 µs
- 1870 µs
Answer: 12 µs
The width of H-sync pulse in India is
- 12 µs
- 4.7 µs
- 1870 µs
- 52 µs
Answer: 4.7 µs
In interlaced scanning, there is one half line spacing between the start positions for scanning odd and even fields. This is done to produce
- Horizontal Scanning
- Linear Scanning
- Exact Interlacing
- Line Pairing
Answer: Exact Interlacing
According to CCIR standards, the televisions screen is blanked out
- 25 times in one second
- 60 times in one second
- 50 times in one second
- 15625 times in one second
Answer: 50 times in one second
The value of Kell factor is about …………
- 0.5
- 0.3
- 0.7
- 0.9
Answer: 0.7
Bandwidth of AMVSB for video carrier is
- 4 MHz
- 5.75 MHz
- 7.85 MHz
- 11 MHz
Answer: 5.75 MHz
The term pedestal is used for
- Sync top level
- Blanking Pulse
- Black level
- White level
Answer: Blanking Pulse
Video signals below 10% of the carrier are known as:
- Pedestal height
- Blacker than black
- Whiter than white
- None of the above
Answer: Whiter than white