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Television Display Systems – 1 – 1

1. A TV set specified as 50 cm size has the screen whose width is :

(a) 30 cm
(b) 40 cm
(c) 50 cm
(d) 60 cm

Answer
Answer : (b)

Explanation
No answer description available for this question. Let us discuss.

2. Pincushion effect in a colour picture tube can be corrected by :

(a) Magnetic ring
(b) Current through deflection coils
(c) Colour purity adjustments
(d) Currents through convergence coils

Answer
Answer : (b)

Explanation
No answer description available for this question. Let us discuss.

3. The television picture tube has :

(a) Magnetic focus and electrostatic deflection
(b) Magnetic focus and magnetic deflection
(c) Electrostatic focus and electrostatic deflection
(d) Electrostatic focus and magnetic deflection

Answer
Answer : (d)

Explanation
No answer description available for this question. Let us discuss.

4. LCD displays more commonly employ :

(a) Nematic crystal
(b) Sematic crystals
(c) Cholesteric crystal
(d) Twisted Nematic crystals

Answer
Answer : (d)

Explanation
No answer description available for this question. Let us discuss.

5. The number of guns in a colour picture tube are :

(a) 2
(b) 4
(c) 3
(d) 5

Answer
Answer : (c)

Explanation
No answer description available for this question. Let us discuss.

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