what is the pi test for current transformer?

1 Answers  

---

what is derating factor in Cable ? how we minimise this?

18 Answers   Bhel, College School Exams Tests,

---

Do these factors (settling time, peak time, steady state error, overshoot, rise time, MPOS (Maximum percent over shoot)) are the part of first order, second order, higher order, linear, non-linear, open-loop, closed-loop, homogeneous & non-homogeneous systems ?

1 Answers   Limton,

---

In what situations relays are used in Circuit breaker? In Above what rating of Circuit breaker the relays are used? Why relays are not used for CB like MCB?

0 Answers   Elektrotek,

---

What is meant by turbo alternators?

0 Answers  

---

what is the difference between kva and kw ?

5 Answers   TCS,

---

can we synchronize star system generators with delta system generators?

0 Answers  

---

what are the accessories need to be added while doing estimation for the following: 1.MCCB 2.MCB 3.ACB

0 Answers  

---

What are the advantages of star-delta starter with induction motor?

7 Answers   Merchant Navy, Naval Academy, Samundra Institute of Maritime Studies, YMCA,

---

Why the Transformer Nuetral is grounded?

10 Answers   Infosys, Khartoum Refinery,

---

what is mathematical relation between ac to dc current how will convert Iac=50amp to Idc

7 Answers  

---

how does the switching of capacitors in a capacitor bank take place when we use them at the load side to reduce the power factor?

2 Answers  

---