Answer / pillay

drives are usually the motor that drives the machine. if the
motor is DC operated than it is a dc drive like wise if the
motor is AC than it is a AC drive.For ac motors vfds are
commonly used for speed control.

Are generator action and motor action relates to a particular machine only?

2 Answers  

---

how balanced in star delta connection ?

0 Answers  

---

What is the rating of circuit breaker needed for 300 KVA load in 33 KV supply line in a transformer of 33 KV / 415 Volt ?

0 Answers   Hira Group,

---

can we use optical fibre to electrical power transmission ?

1 Answers  

---

Describe how a salient pole / projecting pole rotor differs from a cylindrical rotor and state the application of each rotor respectively

3 Answers  

---

how to calculate the current carrying capacity of a 25 & 16 kva distribution transformer.

2 Answers  

---

What is the Power Plant.

5 Answers   Sail,

---

compare between starting charactristics of synchronous motor with those of 3Q Squirrel cage induction motor

0 Answers  

---

An AC coil to give DC supply whats happen in the coil.what type of problem are create.

2 Answers  

---

How to select HT/MV cable size ?

0 Answers  

---

what is the eight bit unit?

0 Answers  

---

if i have one capacitor=80 micro farad which correct the unity power factor,but i want to make capacitor bank who correct the power factor.so,how to split this capacitance value?

2 Answers  

---