Television Engineering MCQs

Question 1

Point out the false equation :

Accepted Answer

two frames ---- one field

Answer

two fields = one picture

Answer

two fields = one frame

Answer

one picture = two fields

Question 2

In connection with TV systems, PAL refers to the

Accepted Answer

colour TV system used in Europe

Answer

well-known European company manufacturing TV sets

Answer

(o) original 405-line raster standard adopted by UK

Answer

system followed by BBC, London

Question 3

Mark to wrong statement :In Indian TV broadcasting system

Accepted Answer

vertical line-scanning frequency is 25 per second

Answer

frame rate is 25 per second

Answer

field rate is 50 per second

Answer

horizontal line-scanning frequency is 15,627 per second

Question 4

The maximum definition in a TV picture depends on

Accepted Answer

both (a) and (b)

Answer

the number of scanning lines

Answer

the bandwidth of transmission channel

Answer

aspect ratio

Question 5

The best viewing distance for a TV picture is ____ times the picture height

Accepted Answer

4 to 8

Answer

2 to 4.

Answer

8 to 10

Answer

10 to12

Question 6

The components signal are

Accepted Answer

all of the above

Answer

camera signal

Answer

blanking pulses

Answer

sync pulses

Question 7

Sync pulses transmitted during vertical blanking period include

Accepted Answer

all of the above

Answer

equalizing pulses

Answer

serrated vertical sync pulses

Answer

horizontal sync pulses

Question 8

When commonIf stage in a TV receiver is cut-off, the result is

Accepted Answer

both (a) and (b)

Answer

no picture

Answer

no sound

Answer

no sound but normal picture

Question 9

If the If stage after the sound take-off is cut off, the result is

Accepted Answer

no picture but normal sound

Answer

no picture

Answer

no sound

Answer

no sound but normal picture