Television Engineering MCQs

Question 1

Which of the following frequencies will be most suitable for satellite communication?

Accepted Answer

2500 MHz

Answer

30 MHz

Answer

300 MHz

Answer

3000 MHz

Question 2

Tropospheric scatteris used with frequencies in the following range :

Accepted Answer

UHF

Answer

HF

Answer

VHF

Answer

UF

Question 3

If the power of a transmitter is doubled, the field strength at a point will go up by ____ dB.

Accepted Answer

3

Answer

2

Answer

6

Answer

4

Question 4

Propagation in VHF band is by ____ waves.

Accepted Answer

space

Answer

ground

Answer

sky

Answer

Air

Question 5

The adsorption of radio waves by the ionosphere depends mainly on

Accepted Answer

their frequency

Answer

their distance from the transmitter

Answer

the polarization of the waves

Answer

the strenth of waves

Question 6

First TV station in India was established in

Accepted Answer

1959

Answer

1956

Answer

1962

Answer

1965

Question 7

The standard aspect ratio of a television raster is

Accepted Answer

3 : 4

Answer

2 : 1

Answer

3 : 2

Answer

5 : 3

Question 8

In television, 4: 3 represents the

Accepted Answer

aspect ratio

Answer

interlace ratio

Answer

maximum horizontal deflection

Answer

ratio of the two diagonals

Question 9

A television system having N = 525 and P = 25 frames/s has a horizontal sync frequency of

Accepted Answer

15,625

Answer

50

Answer

625

Answer

525