Answer / Sudhir Yadav

O-rings serve as seals in centrifugal pumps to prevent leaks between moving and stationary components. They create a flexible, pressure-resistant seal that can accommodate slight misalignments and wear. In marine applications, o-rings help maintain pump efficiency and minimize fluid loss.

What do you do to improve your skills as a marine engineer

0 Answers  

---

What is meant by Centre of Buoyancy?

1 Answers  

---

How the priming can be implemented in a centrifugal pump?

1 Answers  

---

After decarb of a diesel generator, it was found fly wheel is not turning, what can be the reason?

1 Answers  

---

1) in a ship where do we get the earth is connected to? 2) in a 3 phase supply where does the neutral is connected to in a ship normally? 3) how does we make the best 24v dc wiring for the ship at the bridge panels which mostly work on 24v dc voltage and how do we differentiate its wiring from ac wiring? 4)what is a synchronizer and why do we need it compulsory in a ship? 5) in a blackout condition how does a ship get its back up power?

5 Answers   Ethiopian Maritime, FM, Focus,

---

How you can distinguish between 2S and 4S engine?

1 Answers  

---

Find the area of the disc at 62 C whose diameter is 3?

1 Answers  

---

In Australia what is minimum qualifications if the ship has two Main Engines each engine is 2400HP and each engine has its own shaft and propeller. Rgds_____Robert

1 Answers  

---

Find the area of the disc at 62 c whose diameter is 3.4m at zero degrees celsius. Linear coefficient of expansion is .0000118 per degree c.

1 Answers  

---

Name different types of marine diesel engines?

1 Answers  

---

Draw the space diagram for a ten meter long beam simply supported at each end. At 4 meters from the left hand end is a load of 25kn and three meters from the other end. Also draw the shear force and the bending moment diagrams, showing the necessary calculations.

1 Answers  

---

how to find natural frequency of segmented ship model? (in air and water)

2 Answers   Auckland University of Technology, SCI,

---