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Introduction to Television – 1 – 2

6. …………….. is not a transducer.

(a) camera tube
(b) microphone
(c) transformer
(d)
 picture tube

ANSWER

EXPLANATION

7. Eyes can accommodate the contrast ratio of ………… with ease.

(a) 10:1
(b) 100:1
(c) 1000:1
(d) 
10000:1

ANSWER

EXPLANATION

8. A TV set specified as 50 cm size has the screen whose width is ……… cm.

(a) 30
(b) 40
(c) 50
(d)
 60

ANSWER

EXPLANATION

9. The wavelength of green for TV standards is …………… nm.

(a) 438.5
(b) 546.1
(c) 648.2
(d) 
376.9

ANSWER

EXPLANATION

 

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