i need online ups battery calculater

1 Answers  

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why are maintine power factor 0.99 in Eb line? why are used capacitor bank in Eb line? what is the purpose capacitor bank?

4 Answers   TNEB Tamil Nadu Electricity Board,

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I am getting above 60 V as open delta voltage against single phase unit ICT at tertiary delta formed and ICT getting trippped on NDR. ICT tested and found in order. PTs provided on tertiary are tested and in order. what may be the reason?

1 Answers  

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How to connect surge arrester with equipment?

1 Answers   Godrej,

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What are the types of windings present in the ceiling fan? What winding will be effective first when we started the fan?What are the resistance and inductance ratios comparatively at the initial speed and full speed of the fan?

0 Answers   MIT,

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Why more than 2.5 MVA distribution transformers (secondary is 440V)are not used in india.

1 Answers  

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What is the theoretical capacity of a channel in each of the following cases? i) Bandwidth: 20KHz SNR(dB) =40 ii) Bandwidth: 200KHz SNR(dB) =06 iii) Bandwidth: 1MHz SNR(dB) =20

0 Answers   UOG,

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wat system call?

0 Answers  

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If the primary side current of 33/11 transformer is 64 amps then what will be secondary side current?

2 Answers  

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If 440 V supply has given at the secondary winding of transformer at that time if we apply 11 KV at primery then what will happen???????

4 Answers  

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how to i get B licence,i am completed BE electircal and electronics engineering.i want to konw the proceduure to get b licence

0 Answers  

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what is the difference between ac and dc?

1 Answers  

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