Answer Posted / a.p.nanjappa

voltage is 230v, 1ph. application being exhaust fan,supply
air fan, water pumps, . speed are generally
750,1000,1500,2800rpm.check the fan blades.3,4,6.

how can motor both beasrings insulation resistance can be check?

2006

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WHAT IS THE FORMULA FOR CALCULATING CURRENT RATING(DIRECT IN GROUND OR AIR) OF ARMOURED(XLPE) CABLE OF 4C,16Sqmm?

2085

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difference bewteen reverse current and alternating current

2203

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Explain the function and difference of Restricted earth fault, simple earth fault and sensitive earth fault with connection diagram.

2637

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can the measured percentage error during calibration of single phase energy meter be negative?

2383

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True or false question. 1.The fuse provide phase and neutral 2.power loss in electrical circuit can take place in (resistance or inductance or capacitance). 3.two phase system each phase has separated by a phase difference of (90 or 180 or 270 or 45). 4.3 phase balanced star connected load neutral current shall be (line current or phase current or zero or unity)

1558

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how to measure dc earth leakage current?

3139

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i am trying to PSUs/govermeant jobs since last 2 years but still i m not success, plz help me.

1918

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i am completed in B.E(Electrical and Electronics Engineering) with 8 months experience in Quality Control Engineer at Bharathi Industries,Coimbatore.

1865

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Dear sir, How to calculate 3.5 core pvc aluminium armoured cable meter wise carrying amps rating.Please give the solution with a good example.

1852

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How many types of interlocking use in screw type air compressor,make-Kaser(BSD MODEL)?

2094

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Who many reason of ignition fail ?

1935

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The SFC of an engine is 0.25 kg/kW hr. when the fuel used has a calorific value of 36000 kJ/kg. the thermal efficiency of the engine is

1940

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what curve and rateing would you use for a three phase 0.75kw motor?

1969

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What is servo motor and what are different types of servo motor

2376

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