Answer / sravan

HAVING LOW VOLTAGE

Answer / s.sarkar

the metal body of the train provides a much lesser resistive path for the current to flow as compared to the highly resistive human body of ours..

Answer / bpn

due to high loses...........
if current is feel then it have low voitage,
due to heat effect....H=i2rt. maximum electric is wastage.
and safety purpose dc series motor are used in electric train.

transformer test

4 Answers  

---

In a incandescent bulb, if the glass is punctured, and then power is supplied, the tungsten filament blows up with a flash.Why?

2 Answers  

---

The loads are connected with phase and ground then why current flow as the loads ?

0 Answers  

---

The following equipment are installed ia a plant 1. 110KW Induction motor 4 Nos 2. 30 HP motor 3 Nos 3 15 HP Motor 3 Nos 4 7.5 HP motor 4 Nos what is total load of plant if one of each is stand by.

3 Answers   Blue Star,

---

when we given 3 phase supply to ups system, but out put comes with 3 phase + neutral how it possible? pls explain.

3 Answers   Enzen, Juniper Networks,

---

---

difference between Ac and Dc mcb ????

0 Answers  

---

Why in power plant projects we see DOL starting method used for motors upto 160 kW instead of star delta method

0 Answers   UCC,

---

Please explain how to do 'tan-delta test' on AC generator? and where i get clear and brief detail, give any web page address.

1 Answers  

---

Which Motor used in Fan's Motor ?

3 Answers   Matsui Technologies,

---

Rules and standards of electrical control wiring ?

0 Answers  

---

what is per unit calculation?looking for simple and strong explanation thk u

0 Answers  

---

The company is wiling to buy you 5 pcs of equipments in your electrical tool kit. Plz tell what are the 5 things you want?

3 Answers  

---