Why do we use solid shafts for transfer of power in case of pumps/ turbines & other machines why we use a hollow shaft (pipe) in universal joints of automobiles; although the rated load and twist is approx. the same?

9 Answers  

---

NPSH for centrifugal pump

8 Answers  

---

What is periscope?

0 Answers  

---

send me the rrb material

1 Answers   RRB,

---

What are types of structural connection? Explain briefly please? I know only types.(Shear connection and Moment connection).anybody can explain briefly please.

1 Answers  

---

---

Explain the uses of windmill?

0 Answers  

---

What is a bearing? What are the different types of bearings?

0 Answers  

---

Sir , i need question papers for junior engineer exam

2 Answers   RRB, UJVNL, Uttar Pradesh Jal Nigam,

---

What is the reason of turbine actuator hunting

1 Answers   SBBPL, Tata Steel Limited,

---

How much should be the minimum and maximum suction and discharge pressure of screw chiller plant.

0 Answers  

---

Which type of gear train used in Wrist watch?

6 Answers   Bhel, Escorts, L&T,

---

sir, please send previous years RRB junior engineer (mechanical) exam papers

0 Answers  

---