Answer / kaushik

it will equal to speed of light.as light goes of drakness
come in......

Answer / k.prakashchandra

Darkness is due to absence of light . Hence there is no speed

Answer / ashok mishra

300000 km/s

what is post close & pre close of trip circuit supervision relay in circuit breaker control scheme?

2 Answers   ABB, NEK, Power,

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can we calculate the diameter of the cable by its cross section?

1 Answers  

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what is ac servomotor??

7 Answers  

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What is the Different between CT Class-0.2 & Class-0.2s ?

3 Answers  

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electricity bill multiplication factor 487.20xconsumption=total unit in kwh. what is 487.20 ?

1 Answers   Spec International,

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Why we are going for converter transformers for DC drives application instead of distribution transformer?

0 Answers  

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why capacitor using the induction motor?

5 Answers  

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When we use PT in HT Panel why the ratio is 11Kv/√3/110v/√3 please explain briefly with suitable formula?

1 Answers  

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A 3PH MOTOR RUNNING IN NORMAL CONDITION AND ITS AMPERE ALSO UNDER ITS FULL LOAD CURRENT,ITS CABLE RATINGS ALSO HIGER THN ITS CAPACITY,BUT ITS CABLE GETTING ABNORMAL HEAT(NOT TOO HOT)WHY ITS GETTING HOT LIK THIS?

5 Answers  

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what is tha between elcb & rccb?

3 Answers   Essar,

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What is the mulplying factor of trivector meter (11kv) having ct ratio 100/5 amp.

2 Answers  

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What is the formula to find out the kvar required to improve the powerfactor from .85 to .99 at 1500kw, 415v.

4 Answers   Trident,

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