Answer Posted / s c budhiraja

The neutral is grounded for:

1.To give a refrence voltage point with respect to earth
voltage ( Zero volt)

2.To facilitate operation of earth fault relay & other
relays like negetive sequence relay etc.

how many load we can take for lighting

2203

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What will be the output voltage of a transformer if it is primarily energized from a square wave voltage source?

1041

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An ISP is granted a block of addresses starting with 150.80.0.0/16. The ISP wants to distribute these blocks to 2600 customers as follows. a) 200 medium size businesses; each needs 16 addresses b) 400 small businesses; each needs 8 addresses c) 2000 households; each needs 4 addresses Design the subblocks and give the slash notation for each subblock. Find out how many addresses are still available after these allocations.

7614

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what is the difference between online & offline caliberation of KWH meters. Can Digital meters be caliberated

1925

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what is meant by surge? what we called for high currents?

1938

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how is the connection of a 3 phase ct trivector meter done on a pole mounted transformer

1307

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What is a Phase shift meter? Where can I get one?

2162

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when the Transmission and Distribution network where is the "feeder" lines are located? and why should be used in T&D network.....

1701

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what is star delta starter? how it works? give its control and power diagram.

2033

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sir i have a car stereo system and there is jack on him so can u tell me a way to find out their power terminals on the jack or on the circuit board"

1958

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WHAT ARE THE DISADTAGES OF SINGLE-WIRE-EARTH-RETURN SYSTEM USED FOR RURAL ELECTRIFICATION?

1931

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low frequency protection why recomend?

2231

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he compression ratio for a petrol engine generally lies between

1204

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How to decide no. of Step and Kvar for APFC Panel 40 kvar MD: 33.12 KVA Avg pf : 0.8540

1055

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what is self capacitance of inductor

2368

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