light travels faster than sound then why do we hear sound
first and not video in telivision?
- 4 Answers
- 13491 Views
- Infosys, I also Faced
- E-Mail Answers
Answer Posted / monk
the video signal donot move with the speed of light but
with the speed of the carrier wave.
the video is amplitude modulated and audio is frequency
modulated signal and AM takes more time for transmission
than Fm signals.
hence we hear sound first and not the video in the Tv
| Is This Answer Correct ? | 19 Yes | 3 No |
Post New Answer View All Answers
i cleared the written xam. for the post of atc now what i am going to prepare for the interview plz.guide me i dnt wanna loose this organisation bcoz its my dream company
What is meant by bidirectional or half-wave ac voltage controller?
What is the difference between fixed-bias circuit & self-bias circuit?
Can we use ic 741 for high frequency applications?
how to work induction mooter
What is the main drawback of a dual slope adc?
The linearity error for a digital input is indicated by what???
differnce between ups and inverters. Series and parallel batteries connections of ups.
What is a repeater?
What is the significance of the bandwidth of an amplifier?
sir,did u send me hpcl syllabus for engg. disiplience & previous year
what is the diffrence between S7 200 & S7 300 plc
How many such pairs of digits are there in the word " strive" each of which has as many letters between them in the word as they are in english alphabets?
i have design dc-dc 3-way isolator circuit,how to test psrr,response time,limit frequency
Convert 1024 (in decimal) to octa and hexadecimal form
