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Department of Electronics and Communication Engineering
TVE
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Question 1 : In all channels for Tv the sound IF is
Option-1 :0.5 MHz
Option-2 :1 MHz
Option-3 :4.5 MHz
Option-4 :5.5 MHz
Question 2 : Tv broadcasting system in India is as per CCIR
Option-1 :system B
Option-2 :system I
Option-3 :system M
Option-4 :system X
Question 3 : The impedance of 3 elements yagi receiving antenna is around
Option-1 :50 ohms
Option-2 :75 ohms
Option-3 :300 ohms
Option-4 :None of the above
Question 4 : The width of a TV picture tube of 20 inch size is nearly
Option-1 :10 inches
Option-2 :12 inches
Option-3 :14 inches
Option-4 :16 inches
Question 5 : The height of a Tv picture tube of 20 inch size is
Option-1 :10 inches
Option-2 :12 inches
Option-3 :16 inches
Option-4 :20 inches
Question 6 : In TV receivers the electron beam is deflected by
Option-1 :electrostatics technique
Option-2 :electromagnetic technique
Option-3 :combine effects of A & B
Option-4 :None of the above
Question 7 : In India,sound IF is
Option-1 :31.45 MHz
Option-2 :33.4 MHz
Option-3 :38.9 MHz
Option-4 :41.5 MHz
Question 8 : In India picture IF is
Option-1 :33.4 MHz
Option-2 :38.9 MHz
Option-3 :40 MHz
Option-4 :49.8 MHz
Question 9 : The modulated Picture carrier wave includes the composite video signal as the
Option-1 :average carrier level
Option-2 :symmetric envelop of amplitude variation
Option-3 :lower side band without the upper sideband
Option-4 :upper envelop without the lower envelop
Question 10 : Which of the following statement is true
Option-1 :Negative transmision means that the carrier amplitude decreases for black
Option-2 :Negative transmission means that the carrier amplitude decreases for white
Option-3 :Vestigital sideband transmission means that both upper & lower sidebands are transmitted for all modulating frequencies
Option-4 :None of the above is true
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