Answer / sam

A/C cannot be stored as other guys have answered,

D.c cannot be transmitted because the area of conductor
required is more to transmit DC that increases the cost.
while to transmit 3phase power is much less (As per the
formulas).

Explain working of PIU(Power Interface Unit) in Telecommunication,

7 Answers   ACME, ATC, Bharti, HCL, INDUS, Pace Pharmaceuticals,

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Please tell me what is the difference between online UPS & OFF line UPS?

2 Answers   HAL,

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any body,pls tell me how to done relay coordination ? how to coordinate by TCC curve?how to read the tcc curve?

0 Answers  

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circuit breaker work alone during fault condition or need any relays ?

4 Answers  

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Why capacitor bank is not neccessery to switch on,pls answ me with formula

2 Answers  

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what is the charging battery current of 80 kva UPS/100AH bocket make battery.

4 Answers  

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I try to check the three phase voltage in multimeter, in 125A isolator switch incommer. first i touch R phase, and then i touch Y phase using multimeter, the moment i touched, it blasts and that moment i got blindness. multimeter selector position is correct(750V AC MODE AND RED PROBE WASS IN v AND BLACK PROBE WASS IN COM. MODE. COULD ANYBODY GIVE ANSWER FOR THIS TO AVOID FURTHER ACCIDENTS PLEASE?

2 Answers  

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Why the power generated in dams is complex power? Why the generators in dams cannot produce Real power directly (i.e power which has zero reactive part)?

0 Answers  

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If 110V DC Coil Contactor taken 15ma DC on load,than how much AC current wil be taken?

0 Answers   Lafarge, Shree Cement,

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What are the test performed on A faulty transformer ?

2 Answers   Bhel,

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What transistor level design tools are you proficient with? What types of designs were they used on?

1 Answers   Intel, Jindal,

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how will reduce the voltage. if 12volt/250ma transformer toreduce 6 volt

0 Answers  

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