What is power factor why we should maintain the power factor unless what will happen

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Rotor resistance starter is used to obtain= A increased starting torque B decrease starting current C decrease starting loss D increase efficiency

1 Answers  

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Q2). When 3 dice are simultaneously thrown, which of the following would be obtained? (a) Result 1: “A 5, a 3 and a 6” (b) Result 2:” A 5 three times” (c) Result 3:”A 5 twice and a 3” (d) All three results are equally likely. (Musigma Question)

2 Answers   Mu Sigma,

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What is the importance of RESONANCE

2 Answers  

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why we use condenser in the thermal power plant, althrough the same vapour will be again heated

2 Answers  

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how to calculate percentage impedence at 75 deg C at normal tap

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what is the meaning of WYE and DELTA in Electric meter?

0 Answers  

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how much current a 100 sq mm busbar will carry?

1 Answers   ABB,

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what is the minimum (Common factor) insulatin resistance of the following a, 4mm sq wire b, cable from 50 mm sq to 800mm sq

0 Answers  

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why use in & out Diesel line in dg set.

1 Answers   NHPC,

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I've heard that most of the substations are rated in multiples of 1.11 because of form factor.What is form factor?

3 Answers  

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how to check dc current,how to fix ammeter in dc line

5 Answers   Gold Fields,

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