Petroleum jelly is applied to the terminals of the lead acid battery is to prevent?

2 Answers   KSEB,

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Hi Friend I am used multimeter to measure the voltage between R Phase(SS1) to R Phase(SS2). In SS1 is connected with UPS loads. But I am getting voltage between these 2 R Phases. Please give some idea friend

0 Answers  

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prove that power consumed in 3 phase delta system is 3 times as compared to 3 phase star system

0 Answers  

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what is timing for mccb 800A tripping?

1 Answers   L&T,

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WHAT IS THE SIGNIFICANCE OF VECTOR GROUPS IN TRANSFORMER? WHAT WILL BE EFFECT WHEN PHASE DISPLACEMENT CHANGES IN TRANSFORMER?

5 Answers   ABB, Nissi Engineering Solution, NSL Sugars,

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How to calculate the heat load for a electrical room

0 Answers  

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what is the type of pilot wire in pilot relay?

1 Answers  

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How to calculate impedance volt in Transformer?

0 Answers  

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Differentiate between kirchhoff’s first law and kirchhoff’s second law?

0 Answers  

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why generally transformer are in star to delta

3 Answers  

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Due to velocity saturation, MOSFET reaches saturation a.Before Pinch off b. After pinch off c. At Q point d. Before Q point e. After Q point

1 Answers  

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How to calculate the lighting load & power load requirement by knowing area of building/room. Is there any thumb rule?

3 Answers  

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