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Q1. | In a TV receiver the raster is normal but there is no sound and quality of picture is poor. The defective part is |

A. | power supply [Wrong Answer] |

B. | loudspeaker [Wrong Answer] |

C. | AGC, video IF amplifier, RF amplifier [Correct Answer] |

D. | horizontal oscillator [Wrong Answer] |

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Explanation:-
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**Also Read Similar Questions Below :**

⇒ A first order system will never be able to give a __________ response.

- Band pass
- Band reject
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1, 2 and 3 are true

1 and 3 are true, 2 is false

1 and 2 are false, 3 is true

1 and 2 are true, 3 is false

⇒ 1101

_{2}- 1001

_{2}=

1000

100

10

1

⇒ For real values of

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1

0.5

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⇒ A UJT exhibits negative resistance characteristics when

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Current is less than peak current

Current is more than peak current but less than valley current

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⇒ In a reverse biased P-N junction, the current through the junction increases abruptly at

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⇒ Which converters uses integrating op-amp?

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100 to 500

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⇒ Final value theorem is used to find

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power supply unit

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balun

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