post I have given the list of the questions that were asked in oral examinations
of 4B. In this post I have picked some of the famous questions that were asked
in the Ship construction and stability oral exams. Answer to these will be published
shortly. If you have any suggestions, please drop a reply below.
Oral question bank for class IV examinations
FUNCTION: Ship construction and stability
1. What do you understand by the term Deep tank construction and
draw the diagrams for the same
the terms Garboard strake,
sheer strake and what role
they have in ship stability?
Stability and buoyancy terms and explain the meaning of these in reference to
the stability of ship.
Collision bulkhead is made.
you know about Camber, margin plate, intercostals? What purpose these things
serves.
Free surface effect? Why it becomes really important in case of tankers ships.
How do we minimize the same.
and dynamic stability?
GZ,righting lever
Pounding effect on rudder
are Skates?
of floor that are available on a normal vessel?
ship turns? Rudder function? Explain different types of rudder used on ship and
also explain how you will measure the rudder drop.
rudder angle not more than 36 deg?
does the ship move? How Propeller functions? Explain different types of propeller
and explain how you will find the pitch of the propeller.
the thrust bearing fitted aft?
action will you take if there is a thrust bearing high tr alarm?
is a “Torsion Box” in a container ship?
Protection/safeties on a generator
is metacentric height? What is its importance?
is dynamic stability? What is its importance?
is a chain stopper? Where it ie located and maintenances required on
it?
is a dead man brake?
many brakes are there on a life boat winch?