Plz tell me how to prepare for RRB exams for section engg for mechanical and suggest me some books for that.

2 Answers   RRB,

---

What is mean by NPSH? why NPSH available should be more than NPSH required for pump?

2 Answers   Lupin,

---

What is the density of plastic?

0 Answers  

---

from where u will get friction factor 'f' in darcy's formula?

7 Answers   IGCAR,

---

Ultimate analysis of coal is elementary analysis. What it is concerned with ?

0 Answers  

---

pls send RRB model questions papers for section engineering (Mechanical) for last 3 years exam models

0 Answers   RRB,

---

when splined shafts are preferred over keys?

1 Answers  

---

how to change numbering in SAP script i.e. i have 1245.00 now i want to specify in word in script i.e. one thoushand and fourty five rupees.

0 Answers   IBM,

---

1TR IS = ? CFM

10 Answers   Wipro,

---

EXPLAIN THE DIFFERENCE BETWEEN BENCH VICE AND PIPE VICE?

2 Answers  

---

Which pipe is better, ERW or Seamless, when we talk of impact force upto 2700N ?

2 Answers  

---

fan having rotational motion why?

5 Answers   Bhel, TATA, TCS,

---