Answer Posted / sree

yes

why all the feeders are designed in a particular manner ... is there any reason for that???

1953

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It is desired to flood light the front of a building 42 meters wide and 16 meters hig.Projectors of 30 degree beam spread and 1000 watt lamps giving 20 lumen/watt are availabl.If the desired level of illumination is 75 lumen/m and show a suitable scheme.Assume the cofficient of utilization, deprecitation factor and waste light factor are 0.4, 13 and 1.2 respectively.

3884

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What are the insulation standerds for eg H clase and how many insulation standerds are there and its standerds??????

1957

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why would the rotor rotate at sub synchronous speed against the direction of rotating flux when d rotor of 3 phase IM is connected to 3 phase balanced supply and the stator windings are shortcircuited ??

2036

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Write the force balance equation of ideal spring element.

1255

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How to determine alternating current frequency?

1153

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how to calculate the Neutral transformer impedance?

2450

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What is the method for testing the differential protection stabilty in generator? When the time of starting What will happen if differentail protection connection wrong means?

2283

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what is the working principle of a DG Set, Alternator, & exiter

10220

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how to store the thunder power?

4485

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What is instrumental error?

1192

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For the requirement of a furnace of temperature range up to 1200 oC using silicon carbide rods, What is the required rate of transformer needed (please do it with all details)?

1945

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Whether it is possible to measure energy at the input of rectifier transformer (12 pulse with very high odd harmonics)

1901

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How to calculate energy stored in a capacitance

1168

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fuel-air ratio in a petrol engine fitted with suction carburettor,operating with dirty air filter as compared to clean filter will be

1063

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