ORAL
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2ND MATE EXAM ORAL QUESTIONS AND ANSWERS - LATEST QUESTIONS | Page 105
Q. 1042) Explain panting and pounding ?
Xi. Panting stresses is an in and out motion of the plating in the bows of a ship and is caused by unequal water pressure as the bow passes through successive waves.
ii. Pounding stresses is exist when ships is pitching. Ship’s bows lift clear of the water and come down heavily. It causes damage to the bottom and girder at the bow.
Q. 1044) Types of epirb.
X1. cospas/sarsat 406/121.5 A1 A2 A3 A4.(universal epirb)
2. VHF 156.525(ch.70) A1
3.immarsat epirb(l band)
VHF EPIRB(ONLY AREA A1), L-BAND EBIRB(phased out only for area A1,A2,A3), COSPAS SARSAT EPIRB(CURRENTLY USED FOR ALL SEA AREAS)
Q. 1045) Righting lever
XWhen a vessels is heeled (inclined by an external force), the force of buoyancy, acting vertically upwards through the new position of COB, becomes seperated from the force of gravity, acting vertically downwards through the COG, by a horizontal distance called righting lever (GZ)
Q. 1046) Sart requirement. what does sart give ?
XVSL OF MORE THAN 300GRT SHOULD CARRY SART....SHOULD WORK CONTINOUSLY FOR 8 HRS AND IN STAND BY MODE FOR 96 HRS....SARATH KRISHNAN
Q. 1047) PV valve and PV breaker requirement on tankers
XQ. 1048) Action when manoverboard.
XTWO PROLONG BLAST
SHOUT MAN OVERBOARD
THROUGH LIFE BOUY WITH SMOKE SIGNAL
INFORM MASTER
KEEP A PROPER LOOK OUT
TAKE IMMEDIATE ACTION TO AVOID THE PROPELLER TO RUN OVER THE MAN ON WATER
COMMENCE WILLIOM TURN CIRCLE
- X
0 ITS THREE PROLONGED BLAST
shout man over board,immediately inform to master,give three long blast,hoist flag o.throw the mob orange life buoy,keep proper look out on him,mark the position,avoid the man getting into propeller,slow down the v/l,take a williamson turn,to rescue him,or launch a rescue boat,and rescue him.
