Which is the hardest material on earth?

0 Answers  

---

Enumerate the cause of pumps low delivery of water

0 Answers   RRB,

---

If anybody has placement papers for igl , plz send to me as soon my exam is on 12 Jan. My mail I'd is navjot.singh800@gmail.com

0 Answers   Indraprastha Gas Limited IGL,

---

what will happen if there is no expansion valve in the air conditioning system? is there any possiblities of working an AC system without expansion valve?

4 Answers  

---

DURING STEAM BLOWING OF PIPE LINE, A BLUISH COLOR CONICAL PATTERN IS OBSERVED AT THE END OF PIPE. WHATS THE CONCEPT BEHIND IT?

0 Answers  

---

---

How many types of turbine?

8 Answers  

---

sir please send previous question papers of technician grade III of all rrb's. thank you

0 Answers   NCC,

---

What do you mean by annealing?

0 Answers  

---

what is differences between welding & brazing?

2 Answers  

---

HOW IS FATIGUE DIFFERENT FROM STATIC LOADING??

2 Answers  

---

If percentage elongation of a material is more than 200%, it is classed as ?

0 Answers  

---

WHAT IS SPC .

2 Answers   ONGC,

---