Answer / gajanan

in normal condition when sun rays strikes earths
surface ,some of them are absorbed and some are reflected
back to atmosphere. but due to pollution layer of gases
like co2, co, is formed in atmosphere which traps the sun
rays reflected by earths surface resulting in increasing in
temp of earth atmosphere that is called as global warming

How each of the following losses occur in d.c machines (i) copper (2)core (3) windage (4)friction please help me

0 Answers  

---

If symmetrical fault occurs at the terminal of a synchronous motor then how the motor will act...explain it..

0 Answers   Bhel,

---

Hi All, I am working as a Technical executive in a MNC company and we have 1500KVA & 1250KVA T/F in our site, can you help me that how many maintenance tests can be conducted and what are the procedures included for the tests can you share yours answers and also give any web address to get more information on this

5 Answers   Hyundai,

---

IT IS DESIRABLE THAT THE INCOMING MACHINE SHOULD BE A LITTLE FAST AT THE TIME OF SYNCHRONIZING.EXPLAIN?

1 Answers  

---

what happen to the voltage and current in all phases when an earth fault occur in a phase in three phase three wire system(delta connected)...

1 Answers  

---

---

Which type of DG need Netral Earthing?

1 Answers   Hyundai,

---

will we have to design the UPS differently for both i.e. if we want to connect the two batteries in parallel and/or we want to connect the two batteries in series ?

4 Answers  

---

Different between megger and contact resistance meter

3 Answers  

---

hi sir i have load of 17.5kw in 3 phase lighting circuit which mcb i can use

3 Answers  

---

What are the different modes of plc processor?

1 Answers  

---

why contactor not provided between output of VFD and motor?

6 Answers   Siemens,

---

what are the breakdown voltage rating of mini- curcuit'transfarmer!

0 Answers  

---