Answer Posted / raju

p=v.i.cos phi

for 3 phase
p=root 3 v.i.cos pji

what is mean by drives?

1946

---

what is the ATS .And how it works.

1541

---

What is the difference between PS & metering CT (5p20,0.5 etc.)? Why in PS class CT only Vk is given ? Is PS class CT is more accurate than metering CT?

1060

---

Can the output voltage of a rectifier be greater than the input AC voltage without the use of any voltage multiplier in the circuit??please provide the explanation too..

2060

---

HI....HOW CAN BE MESARED THE VALVE OF NEUTRAL GROUND RESISTOR WHIC IS LOCATED AT SWICHGEAR ON GENERATOR SIDE....

2029

---

why Current is lead 90 degree and voltage is lag 90 degree in a capacitor.? why Current is lag 90 degree and voltage is lead 90 degree in an inductor.?

2215

---

what is high and low cut off voltage of BB and DG at SPS????????

1413

---

What is meaning of out of phase (making & breaking) capacity And how to calculate

2140

---

explain Density

1069

---

In layman terms, what is the difference of Dielectric strength and dielectric constant when speaking of an insulating oil

2622

---

what is the circutor?why we use it ?

2255

---

What are safety device in vcb and acb?

3805

---

Draw torque - speed curve and load curve of induction motor? mark operating point ?

2004

---

Sate maximum power transfer theorem?

1058

---

State uses of different types of stsrters with different capacities of motors as below: a. up to 5HP b. above 5hp to 10hp c. above 10hp to 20hp d. above 20hp

2021

---