what is the difference between suction lift & suction head?

4 Answers   NTPC,

---

What do you treat in high alkalinity of boiler water? What is a feed water pump? What is a Booster pump?

0 Answers  

---

At 50 Centigrade (Diesel oil) what is its cast?

0 Answers   RRB,

---

in aviation, How does control valves work?

0 Answers  

---

What is the purpose of a de-superheater?

0 Answers   ABC Inc, RRB, Siemens,

---

difference between altenator and dyanmo?

3 Answers   Bhel,

---

if you say any object having a certain mass must be on the surface of the earth due to gravity, but how come gas molecules even after having a certain mass in atm. temperature and pressure not able to stay on ground.

2 Answers  

---

Why the electric motor of a fan with backward curved blades is never got overloaded under any condition ?

0 Answers  

---

What does f.o.f. Stand for in piping design?

0 Answers  

---

1. difference between QA and QC? 2. difference between Cp

2 Answers   Techfab India,

---

Name the grade of forged steel use for manufacturing of master connecting rod and why to prefer that grade.

0 Answers   Deccan,

---

1/8 inch = ? MM.

10 Answers  

---