Answer / k.prakashchandra

Iron losses may be taken as 2 KW i.e. 2 units per hour . For max efficiency Copper losses are equal to iron losses

i need 24v dc from 230v ac supply how we can getit ? what are the devices &its rating requied for that ? plzz i need answer urgently .thank u

3 Answers  

---

Should transformer earthing pit, to be connect to earthing mat in Substation

4 Answers  

---

what is reactive power ? what its role in transmission lines?

3 Answers   Thermax,

---

why we not used 11kva as a direct our electrnics component.

0 Answers  

---

in case dc we mark as + ve & -ve..but in case a.c. we mark as ph&N...Y LIKE PLZ TELL ME

4 Answers   NPTC, TCS,

---

from which subjects most of the technical que will b asked for hpcl(electrical).pls help me

0 Answers   ABB, HPCL,

---

AP Transco Assistant Engineer (Electrical) Model Question papers

2 Answers   APTransco, HCL, Tranco, UPSC, VMware,

---

Brushless excitation of synchronous generators and motors

2 Answers   AMIE,

---

What is the minimum percentage of power that a powerplant can support in ilanding mode ?

1 Answers  

---

Work done in a free expansion process is

0 Answers   Caterpillar,

---

what is the function of a commutator in a dc generator?

14 Answers   College School Exams Tests, NTPC, TCS,

---

wht is meant by sh6

2 Answers  

---