Answer / sushil kumar

modulation used is PULSE CODE MODULATION.

Answer / xyz

PCM is not a modulation technique.

whats the existence of reactive power and when it arises?

0 Answers   IIT,

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The metal-enclosed switchgear and controlgear is subdivided into three types: 1. metal-clad switchgear and controlgear; 2. compartmented switchgear and controlgear 3. cubicle switchgear and controlgear. What is the main differnence between them. State some example.

0 Answers  

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when will cause the negative sequence falut in electrical system?

2 Answers   Schneider,

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In 400KV Switchyard, we have used Circuit Breaker With PIR, what is the significance of PIR & why they'r used?

2 Answers  

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what is the difference b/w absolute encoder and incremental encoder?

0 Answers  

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How do you find HT and LT sides of a distribution transformer only by looking at it from outside?

1 Answers   Nespak,

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single phase 230v three phase voltage 415volt why we aren't used line voltage 690v?

7 Answers   Citec,

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1.what is the contact resistace of CB ? 2.radioactivity should be mesured with---------?

3 Answers   Power Grid,

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how many minutes or seconds taken by the transmission of electrical power from generating end to distributing end?

3 Answers  

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How to obtain B license from TNEB license board. What is eligibility?

11 Answers   Core, Reliance,

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what is a 3 phase power formula ?

5 Answers  

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can d.c.transformer exist? if yes then what its max. rating?

6 Answers  

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