Answer / vijendra joglekar

Depends upon the load & rating of the particular equipment.

What is the relation between frequency and motor rpm?

1 Answers  

---

explain Xmer

2 Answers  

---

If the secondary winding will be open in current transformer, how to damage the insulators

2 Answers   TPDDL,

---

why motor burns ?

5 Answers  

---

where the lexical paramater will use in fron end?

1 Answers  

---

please forward me the type of questions which would rise while me attending to 33KV Electrical License to my mail ID:vadrevu_raghava@yahoo.co.in

1 Answers  

---

What are the main advantages of generalized error co-efficients?

1 Answers  

---

following are the questions asked in interviews: 1) Considering the short circuit fault, which switchgear is preferable, SFU OR MCCB? Which operates faster? whicg one is popular in Indian Market and why? 2)Define SCPD. What is type2 coodination? 3)Why the contactor rating is higher for the fuseless selection than for fuse selection? whether the ratinf of SFU or MCCB remains the same in both the cases? 4)If the HP rating is known then can you calculate the ratings of L.V Switchgear(SFU/MCCB, contactor, OLR) without using the selection chart?

1 Answers  

---

how to calculate current carring capacity of cable and cable selection? 1) copper flexible cable 2) copper armoured cable 3) Aluminium cable

1 Answers  

---

According to ohms law voltage proportional to current, then why should current rating is low with high voltage rating in transformer?

5 Answers   KEC,

---

what is RR number Abbreviation energy meter

2 Answers   Trimax,

---

what is IP55,IP65

4 Answers  

---