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مهندسی کشتی - امتحان شایستگی افسر دومی 2nd/officer
یکشنبه 15 فروردین 1389

امتحان شایستگی افسر دومی 2nd/officer

   نوشته شده توسط: علی بنوتی    

با تشکر از مهندس شافعی و یاسر

CARGO WORK        DATE: 88/12/1        TIME: 2 HRS

Q1.

A)WITH RESPECT TO CHEMICAL PROPERTIES OF LIQUID CARGOES DEFINE THE FOLLOWINGS:

 

A)BOILING POINT

B)VAPOUR PRESSURE

C)FLASH POINT

D)AUTO-IGNITION POINT

E)DENSITY                                               (EACH 3 M)

 

B)WITH REFERENCE TO A CONTAINER VESSEL DEFINE BAY, STACK LOAD? (5 M)

 

Q.2. A) WHAT ARE THE PRECAUTIONS FOR LOADING DECK CARGO? (12M)

        B) STATE WHY THERE SHOULD BE CARGO SECURING MANUAL ONBOARD? (8M)

 

Q.3. A RECTANGULAR DEEP TANK HAS LENGTH 10M , BREADTH 8M AND DEPTH 11 M. THE LIQUID CARGO OF R.D 0.791 SHALL BE LOADED. THE ULLAGE SHALL NOT BE LESS THAN 290MM . 1.5% VOLUME OF CARGO TO BE ALLOWED FOR EXPANSION. CALCULATE THE MAXIMUM WEIGHT OF CARGO TO BE LOADED? (20 M)

 

Q.4) AS AN OFFICER IN CHARGE OF WATCH ON A TANKER WHAT ARE THE IMPORTANT POINTS AND PRECAUTIONS TO BE OBSERVED WHEN DISCHARGING CRUDE OIL? (20M)

 

 

Q.5) YOUR VESSEL HAS DISCHARGED SULFUR. EXPLAIN HOW YOU WOULD PREPARE THE HOLDS FOR CARGO OF WHEAT? (20M)

 

 

 

 

 

 

 

SHIP CONSTRUCTION , DATE: 88/12/3     TIME: 2.5 HRS

 

 

Q.1) DESCRIBE FIXED PITCH PROPELLER AND COMPARE ITS ADVANTAGES AND DISADVANTAGES WITH CONTROLLABLE PITCH PROPELLER? (20M)

 

Q.2) WITH AID OF NEAT SKETCHES DESCRIBE:

            A) HOGGING (10M)

            B)RACKING (10M)

 

Q.3) A) DEFINE PANTING (5M)

        B) STATE WITH HELP OF NEAT SKETCH(ES) HOW IT IS RESISTED BY STRUCTURAL MEMBERS? (15M)

 

 

Q.4) STATE THE LOCATION AND PURPOSE OF:

 

        A)PANAMA LEAD

        B)HATCH COVER CLEAT

        C)AIR PIPE

        D)STRUM BOX                                (EACH 5 M)

 

Q.5) A) DRAW AN ELEVATION VIEW OF A CRUDE OIL CARRIER, SHOWING APT, FPT, BULKHEADS, CARGO HOLDS, ENGINE ROOM, PUMP ROOM, COFFERDOMS, DBTS, COLLISION BULKEAD, BULBOUSBOW. (15M)

 

B) 5 MULTIPLE CHOICE QUESTIONS (EACH 1 M):

    1) L.O.A. IS LENGTH OF THE VESSEL OVER ALL ------------ (EXTREMETIES)

    2) -------- LEADS THE CABLE TO THE CHAIN LOCKER (SPURLING PIPE)

      3) VERTICAL PARTITIONS IN A SHIP ARE CALLED -------- (BULKHEADS)

        4) PART OF VESSEL WHICH HAS EQUAL AND MAX DEPTH AND BREADTH IS CALLED --------- (PARALLEL MIDDLE BODY)

        5)THE BOW THRUSTER UNIT IS PLACED IN ------ OF A VESSEL (ATHWARTSHIP TUNNEL)

 

 

 

 

NAVAIDS AND COMPASS   , DATE: 88/12/8 , 2.5 HRS

 

Q.1) WITH REFERENCE TO ECHO SOUNDER EXPLAIN:

        A) MULTIPLE ECHOES  AND HOW THEY ARE REDUCED? (8M)

        B) AERATION , HOW THEY ARE PRODUCED AND HOW THEY ARE APPEARED ON THE ECHO SOUNDER INDICATOR? (12M)

 

 

Q.2) GENERALLY EXPLAIN HOW YOU WOULD ENSURE CORRECT OPERATION AND ACCURACY OF GYRO COMPASS? (20M)

 

 

Q.3)WITH AID OF A BLOCK DIAGRAM DESCRIBE THE PRINCIPLE OF STEERING CONTROL SYSTEM (AUTO PILOT).  (20M)

 

 

Q.4)BRIEFLY EXPLAIN:

A) MAGNETIC VARIATION (10M)

B)MAGNETIC EQUATOR (10M)

 

 

Q.5) OUTLINE AND BRIEFLY DESCRIBE THE POSSIBLE ERRORS OF GPS FIXES? (20M)



SHIP STABILITY         Date: 88/12/5      Time: 2 HRS



qQ.1. FINAL KG (20M)
Q.2. LIST (INITIAL LIST 5 TO PORT, 350 T CARGO TO BE STILL LOADED. FIND AMOUNT TO BE LOADED IN TWEEN DECKS STBD AND PORT EACH 6.1 M FROM CENTERLINE TO MAKE THE VESSEL UPRIGHT FINALLY) (20M)

Q.3. TRIM (2 LOADS , 1 DISCH, FIND FINAL DRAFTS?) (20M)

Q.4. A) FREE SURFACE EFFECT PROBLEM  (12M)
        B) EXPLAIN HOW LONGITUDINAL SUBDIVISION CAN REDUCE F.S.E.? (8M)


Q.5. EXPLAIN WITH SKETCHES THE FOLLOWINGS:

    A) CENTER OF BUOYANCY
    B) CENTER OF GRAVITY
    C) METACENTRIC HEIGHT
    D) RIGHTING MOMENT             (5M EACH)






COASTAL NAV. & MET.     TIME: 3HRS     DATE: 88/12/12

( ALL VARIATIONS AS PER CHART )

Q.1. 3 COMPASS BEARINGS
     (HORIZONTAL SEXT. ANGLES)
    FIND POSITION AND COMPASS DEVIATION? (20M)


Q.2. A FIXED POSITION AT 1400, SHIP'S HEAD, SHIP'S SPEED, LEEWAY AND CURRENT GIVEN.
A) FIND E.P. AT 1700
B) A FIXED POSITION GIVEN AT 1700 AS THE SHIP'S REAL ACTUAL POSITION. FIND TRUE SET AND DRIFT OF CURRENT IF LEEWAY WAS TRUE? (20M)


Q.3.) TIDE, SECONDARY PORT OF LAMLASH, FIND LATEST TIME FOR REQUIRED HEIGHT FOR A GIVEN DATE (15M)

Q.4. FIND COURSE AND DISTANCE FROM "A" TO "B" WITH:
A) MERCATOR SAILING
B) PLANE SAILING
AND COMPARE YOUR ANSWERS (15M)

TOTAL MARK: 70     PASS MARK: 45

METEOROLOGY:

Q.1. DESCRIBE WITH AID OF SKETCH THE PRINCIPLE OF A HYGROMETRE AND REASONS FOR HAVING IT ONBOARD? (15M)

Q.2.  A) DEFINE BEAUFORT WIND SCALE? (6M)
        B) FOR FOLLOWINGS, GIVE BEAUFORT FORCE NUMBER, MEAN WIND SPEED AND SEA DESCRIPTION:
        I) FRESH BREEZE
        II) NEAR GALE
        III) VIOLENT STORM  (9M)

TOTAL MARK: 30       PASS MARK: 15





COASTAL AND MET. (MORNING):

FIND COURSE AND DISTANCE FROM A TO B WITH:
A) GREAT CIRCLE SAILING
B) PLANE SAILING
AND COMPARE YOUR ANSWERS


MET:
Q.1. DEFINE COL AND WEATHER ASSOCIATED WITH A COL? (15M)

Q.2. A) DEFINE BUYS BULLET'S LAW (6M)
        B) DEFINE APPARENT WIND AND HOW IT'S OBTAINED ONBOARD? (9M)





CELESTIAL NAVIGATION         DATE: 88/12/10      TIME: 2.5 HRS

Q.1. FIND TRUE ALTITUDE OF MOON UPPER LIMB WITH THE SEX. ALT OF .... IN DR....... ON JULY 25TH 2000. (USE INDIVIDUAL CORRECTIONS)    (20M)

Q.2. ON 20TH JUNE 2000 THE MERIDIAN SEXTANT ALTITUDE OF JUPITER WAS .... THE BEARING OF JUPITER WAS SOUTH. FIND GMT OF MERPASS AND ALSO THE LAT OF OBSERVER? (20M)


Q.3.FIND GMT & LMT OF CONAPUS LOWER MERIDIAN PASSAGE  IF THE MERIDIAN SEX ALTITUDE OF CANOPUS WAS .... THE DR LONGITUDE 130W. DATE .... (20M)


Q.4. COMPASS ERROR USING LHA, DECLINATION, LATITUDE AND ABC TABLE (20M)


Q.5. DEFINE THE FOLLOWINGS:

I) TRUE ALTITUDE (6M)
II) DIP (7M)
III) ZENITH (7M)


برچسب ها: خبرهای یی از کشتیرانی ، امتحان شایستگی افسر دومی ،

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