Answer / shyamkr

according to formula:
F=q(v*B)
where v is velocity vector and B is the magnetic field
vector ,q is negative in case of electron .but as electron
is static the force is zero.
but electron will produce its own electric field so the
direction of motion is given by
v=E*B.

Why are calling lagging power factor is a inductive load?

2 Answers  

---

What happened if C.T mount at any cable or Bus bar in wrong direction . C.T going on proper work or not . C,T direction is essential thing to properly work.

0 Answers  

---

Please clarify, 1. Is it required to lay two runs of GI wire along with Armoured LT cable if it is laid between one big mains (63Amps TPN SDF) to small main (32A TPN SDF) with proper glanding termination? 2. If the armoured cable with proper glanding is laid from DB to CNC machine, is it required to run two runs of body earthing to the Machine from DB? 3.If the armoured cable with proper glanding is laid from Substation to Hangar, distance is approx. 100 mtrs, is it required to do earthing at shop area though the primary termination at substation is earthed through gland.

0 Answers   HAL,

---

we are going to install a solar PV site and how can we calculate PV Solar Panel Efficiency, can anybody tell me complete method for its calculation.

0 Answers  

---

What is MSL designation of a motor and same may be provided in details.

0 Answers   DAE,

---

Three phase power is measured with two wattmeeter for balance three phase load.the reading of one wattmeter is zero.we can conclude that the power factor of balance load is?

1 Answers  

---

what is the function of NAT & NAC contacts in breaker control switch (TNC)??

2 Answers  

---

HOW TO FIND THE PRIMARY AND SECONDARY OF TRANSFORMER(IN OFF CONDITION) USING MULTIMETER? IS IT POSSIBLE FIND BY SEEING RESISTANCE???

4 Answers   Areva,

---

what are the current specifications of bus ducts ? i ve seen in IPBD bth 22000 A and 1500 A in 400 kv switchyard . why it is so??

1 Answers  

---

why we can not use dc in our country( INDIA)

5 Answers  

---

what is distribution board?

0 Answers  

---

where used impendence relay?

3 Answers  

---