Answer / dkmathur

1) Phi is the phase angle between V & I and Cos phi is the
power Factor.

2) KW/KVA is also power Factor i.e. Power factor is the
ratio between KW and KVA, That is why phi comes in Power
Triangle.

what is swirl induction in i.c engine????????

1 Answers   Ashok Leyland,

---

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  

---

A 2083kva AVR was tested, phase to ground shows continuity, what is the implications

0 Answers  

---

what is the aircraft voltage and frequency standard ?

1 Answers   Jet Airways,

---

1. Design a counter which counts 0, 4, 8, 2, 6, and repeats using: 1.a using JK flip flops 1.b using T flip flops 1.c using D flip flops

0 Answers  

---

why ht line fuse wire is so thin

7 Answers   DLF,

---

what is the design factor that affects the size of a motor ?

3 Answers   Reliance, SGI,

---

In both 600/1000 V cable and 450/750 V cable, we can supply 415 V. However for distribution, all utilities are using only 600/100 V instead of 450/750 V. What is the reason?

0 Answers  

---

How the electric train gets the supply of electricity? What is the return path of the current?

7 Answers   NTPC,

---

i alternator which of genarator used for excitor the what is reason?

3 Answers  

---

A 25MVA 3300/400V T/F is termed as per winding is …… a) primary 3300V & Secondary 400V b) primary 3300V & low voltage winding 400V c) High voltage winding 3300V & Secondary 400V d) High voltage winding 3300V & low voltage winding 400V

4 Answers   Engineers India Limited,

---

What is open loop and control loop systems?

0 Answers  

---