Answer / uditparashar

v/f control means controlling the motor with constant torque by varying the voltage (V) or Frequency (F) as torque is proportional to ratio v/f

In a 11KV 3phase system do you need to earth both sides of the cable?

2 Answers  

---

why commutator are not used in rectification purpose in power electronics?

1 Answers  

---

what is the maximum genarating in india?

17 Answers  

---

can a 50 Hz transformer work satisfactorily if placed under 60 Hz,what are the prices and losses that will arise

5 Answers  

---

What is the better way of passing 400 amp from sending end to receiving end ? By overhead line or underground cable and why ? if underground cable then how much depth require ?

1 Answers   Aditya Birla, HCL,

---

if 3400kw slipring motor rotor shorting done and motor started on mv drive ,what will be the rotor shoring current

0 Answers  

---

8. A DYNAMOMETER TYPE WATTMETER RESPONDS TO THE.......

1 Answers   SSC,

---

what is the difference between single phase, 2 phase, and 3 phase in electric meter?

1 Answers  

---

how to calculate the capacitor to maintain power factor?

0 Answers   Bosch,

---

Use of switch mode power converter in real-time basis?

0 Answers  

---

what is effect of brush shift in machine?

1 Answers  

---

what is meant by power factor ?

17 Answers   Harita, Pricol,

---