which is batter in construction job,ELCB or RCCB?

7 Answers   HCC,

---

if the armature current in a dc generator is ac ( sinusoidal ) why doesnt the sjhape af armature mmf a sinusoidal (ni) ? armature mmf in case of a dc machine is triangular.

0 Answers  

---

Define early construction of human being

0 Answers  

---

if vcb make contact but output notreach give the reason?

2 Answers   VVF India,

---

what meaning of gd squre

1 Answers  

---

two bolbs of 100w and 40w respectively connected in series across a 230v supply.which bolb will glow bright and why?

16 Answers   DRDO, PSPCL, Siemens,

---

What is resistance of 50meters, 16sq.mm, single core copper cable?

0 Answers  

---

what type of current supply is given to house holds?

7 Answers  

---

What is the basis for selecting Vk/2 or Vk/4 for REF and Differential protection of Transformer and What is the significance of magnetising current

0 Answers   ABB, Jindal,

---

What is systematic error?

0 Answers  

---

please anybody help me to find out the BHEL trainee Exam previous year questions papers . if u ve pls. send it to surekhared@gmail.com

0 Answers   Bhel,

---

Why celling fan rotates in anticlockwise direction and table fan in clockwise direction ? Give technical reason.

5 Answers  

---