Answer / Manu Devi

Roller bearings are used in screw and centrifugal compressors due to their ability to handle high loads, radial loads, and high speeds. They provide a better load carrying capacity compared to other types of bearings such as ball bearings. This makes them suitable for handling the heavy loads and high speed rotating elements found in compressors.

sir,i m mech. engg final year student, please send me technical test question with answer for gail,bhel,sail& also useful for other psu exam. thank you....

1 Answers   Bhel,

---

Preparation before arriving port?

1 Answers   RRB,

---

what is the advantages and dis advantages of critical speed of turbine.

2 Answers  

---

Name the operation which can be performed by lathe machine?

1 Answers  

---

one kg of gas is compressed adiabatically from 1 kg/sq.cm,1 cubic metre volume and 300 kelvin to 5 kg/sq.cm,0.5 cubic metre and 400 kelvin.work transfer in this process will be

1 Answers   MAHINDRA,

---

What are thermal neutrons ?

1 Answers  

---

Why do you think you would like to work for our company?

1 Answers   Emerson, KFIL, Ranbaxy,

---

What is bauschinger effect ?

1 Answers  

---

why water's critical point is 4*c ?

4 Answers   Essar,

---

welding electrodes consumption

1 Answers  

---

Name the only five parts of lathe machine?

1 Answers  

---

is there any limit to step up the voltage in transformer???

1 Answers  

---