Answer / Sunny

In movie theaters, a common voltage used for projection is 208V or 240V. This higher voltage is necessary to provide enough power for the projector lamps, which require significant current to produce bright images on the screen.

why is the number of turns different in current and potential coils of wattmeter..?

1 Answers  

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Why HT 11 KV Slipring Motors are connected in star ?

1 Answers  

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what are the protections in 132 kv class electrical systems.....? hw u define that in elctrical terms..? . . .pls answr

2 Answers   ABB,

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why the transformer has no starter

2 Answers   NTPC,

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How ships are protected from lightning?

1 Answers  

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The current though a branch in a linear network is 2A when the input voltage is 10 volts. If the voltage is reduced to 1 volt, and the polarity is reversed, what is the current flowing through the branch ?

2 Answers  

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How to select the releases for MCCB ?

1 Answers  

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Which device is provided as backup of Buchholz relay???

2 Answers   Indian Railways,

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3 Answers   vguard,

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what is Anti-pumping?

1 Answers  

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Why the motor was take the starting current is high?

3 Answers  

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how we identify AC or DC machine at the time of seeing, with out use of name plate?

4 Answers  

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