Answer Posted / muthukumaran

henry

how the synchronizing is obtained at bus couplers in grid substation? (because there we cannot change the frequency in one of transmission lines like in generator synchronization)

2366

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What is core CT & it's function?

2070

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What is accuracy of a measurement?

1147

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List examples of current sources?

1112

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How many double suspension hardware fittings are required on a double circuit transmission tower?

2107

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What is a DC series motor?

1239

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Why the arms of delta in a delta-wye power transmission system are kept constant??

1872

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How to measure size of cable on a given load

1833

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Suppose a 3 phase, 2 pole, 440V induction motor is driving a flywheel of 600mm diameter, 150kg mass. By using v-belt and pulley, the speed is increased to 4500 RPM. What will be the effect on motor current?

1400

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What is the count of hvdc transmission lines in india?

1097

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concept of busbar and load dispatching..?

2428

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What is difference between slip rings and carbon burushes?

15104

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whats the existence of reactive power and when it arises?

2130

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does a DG set has low fault level as compared to that of a transformer.If yes then why.

1983

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why in an industry; machine having rated 200 h.p stopped after power factor is maintained above 0.97 lag by control panel in view-of energy saving

2179

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