please explain working of revers power relay

4 Answers   CESC, DCM,

---

the cheapest inducting instrument among all is a)pmmc b)moving iron c)electrodynamometer d)rectifier

2 Answers   APCPDCL, APEPDCL,

---

Is there any type of starter for DC motor other than two point,Three point and Four point starters?

0 Answers  

---

explain me the relation between torque, frequency,speed,voltage and current in the 3 phase induction motor?

0 Answers  

---

in 6.6 kv vaccum circuit breaker vaccum bottole vaccum capacity ????

0 Answers   Divis Laboratories,

---

---

difference between EMVT, PT & CVT ?

9 Answers  

---

does buccholz in a transformer use batteries

2 Answers  

---

Generally the incandescent lamps in bathrooms fuse due to high voltage at night.What is the simple solution of this problem?

4 Answers  

---

what is the difference between the following 2 situations ? 1)Line & Neutral=240V Line & Earth=230V Neutral & Earth=10V 2)Line & Neutral=230V Line & Earth=240V Neutral & Earth=10V

2 Answers   Reliance,

---

How do u term the word 'OF' in Megger Testing???

2 Answers  

---

what is form factor.and rms value..

1 Answers   IIM, Torrent Power,

---

WHAT WILL HAPPEN WHEN THE MOTOR FREQUENCY INCREASED OVER THE RATED MOTOR RPM THROUGH DRIVE?

3 Answers  

---