Answer / sharath

speed of the DC motor decreases

HOW TO CALICULATE THE LEAD ACID BATTERY AH AND HOW TO FIND THE 1.2KVA UPS BACKUP @ 1000WATTS LOAD?

2 Answers  

---

any one please tell taht what type questions will be asked in BHEL interview, i am having interview on 24th Dec, please send this to mail pradeepsistam@yahoo.co.in

0 Answers   Bhel,

---

1.What is the proper definition of power system stability? 2.some times a blue spark is visible in the secondary side of a distribution transformer at the contact position of bushings and fuse wire,why?

1 Answers  

---

send me the upsc conventional papers of 2006

1 Answers   Juniper Networks, Siemens,

---

Hi all I had applied for the RRB test in the ELECRICAL category. I would be pleased if any of you can sent me previous year question papers. Please forward the question papers to varshashahi@yahoo.com Thanks and regards Varsha

0 Answers  

---

---

what are FM 200 systems? why it is useful for electrical systems ?

3 Answers  

---

What is meaning of DRU in gen.of AVR.

2 Answers  

---

What will happen if 230V DC motor connected to 230V AC Supply?

15 Answers   Ashok Leyland, BOC, JSW, ONGC, RRB, TRB,

---

Why different values of B’s (magnetic flux density) are chosen for DC machines and Induction Motors?

1 Answers  

---

is any body explain me why return current in three phase power system is less then in a red, yellow, blue phases??? as we know Ir+Iy+Ib=In then why nutral wire has less then phase current????

2 Answers   Bhel, DRIEMS,

---

When we use 3 terminal resistor?

0 Answers  

---

If ac voltage applied to the field of dc generrator the output of dc generator ?

1 Answers   SSC,

---