Answer / k.prakashchandra

You can test-run motor with 1 phase supply treating it as a
capacitor start/ run 1 phase motor.There are 6 leads a1,a2&
b1,b2 &c1,c2 of each phase.Short a2 and b2 and connect it to
neutral. Give phase directly to a1 or b1 ,and give supply to
the other trough a suitable capacitor.Similarly, change the
phases

What are the advantages and disadvantages of oil filled transformers?

2 Answers   Mercantile Marine Department, Studio College,

---

which is the most common harmonics 3rd,5th,7th affect the systegm

4 Answers  

---

hi friends ,iam working as genset AVR service engineer in electrical field from past 2 yrs throughout india . i plan to shift in some other job without travelling in same field because i con't travel,i dont know what i do for that so please guide me what job is suited for me,how i can serch the job please anybody helpme iam totally confused

4 Answers  

---

Which type of Oil is used in transformers, & what is its strength?

1 Answers  

---

what is the current density of copper & alluminium.

0 Answers  

---

---

how to calculate power

3 Answers  

---

What is Difference Between Induction Motor & Servo Motor

31 Answers   Jindal, Kirloskar, KTTM, Star Technocrates, Toyota,

---

What is Anemometer used to measure?

0 Answers   Blue Star,

---

in dc machines in the armature nature of power is ac but why we take rasistance instead of impedance?

1 Answers  

---

which supply is used in traction system

3 Answers  

---

At no load the PF of an alternator -Zero -Zero Lagging -Zero leading -None of the above

2 Answers  

---

1)what is hypo test. 2) which cable need to hypo test.3) when hypo test can be done before or after glanding.4) what is the purpose of hypo test.

5 Answers  

---