Why frequency changes due to load variation in power system ? i.e why when load increases frequency decreases?

0 Answers   Madina Group,

---

What happens if we give the supply to the rotor of induction motor and make its terminal shorted?

2 Answers  

---

the resstance of a thermistor is 5000 ohm at 25degreeC and coefficient is .04/degCel. A measurement with lead resitance of 10 ohm will cause an error of

1 Answers   GATE,

---

What is Meant by Load factor in Power plant?

2 Answers   ABB, Electrical,

---

when we have to use UPF wattmeter and LPF wattmeter? what is the difference between UPF and LPF wattmeter in terms of construction?

0 Answers  

---

What is the Frequency while we step up the voltage from 220V to 11KV? Is it possible? Explain it?

2 Answers  

---

what is meant by frequency ?

10 Answers   TCS,

---

what is the criterion for selecting vector group of Transformers ? i mean how to decide vector group of Generator transformer, substation trasformer and transformer at consumer end

0 Answers   Areva,

---

how to electrically make connection to ferroli GN2N?

0 Answers  

---

why using earth testing rod 15 meter 30 meter long to each other?

1 Answers  

---

How many earthings are required for commissioning the Transformer?

14 Answers   Dalmia Group, HSL,

---

How many different speeds can be obtained in cascade control of two induction motors?

1 Answers  

---