Which statement is FALSE regarding the operation of a crane ________.
A.The crane jib is raised and lowered by the luffing winch
B.The cargo block is raised and lowered by the hoisting winch
C.The cargo block is raised and lowered by the luffing winch
D.None of the above
第1题:
Which action(s)are included in crane operations ________.
A.Pre-operation of the anchor windlass
B.Preparing steam on deck
C.Luff,slew,and hoist operations
D.All of the above
第2题:
Which of the following statement(s)is/are TRUE regarding a twin pedestal crane set ________.
A.The cranes may be operated independently
B.The cranes may be interconnected for twin operation
C.When twinned,the crane rotation on the foundation assembly is unlimited
D.All of the above
第3题:
Which statement is FALSE concerning a tagline as used with a 30-ton pedestal crane ________.
A.Taglines are wire rope purchases that raise and lower the jib
B.Taglines are wire ropes for horizontal positioning of the rider block
C.Taglines can be fastened to corners of vehicles or containers
D.The crane might not have taglines installed in its rigging system
第4题:
Which statement comparing a shipboard crane to conventional gear is TRUE ________.
A.Cranes are more difficult to secure for sea
B.The spotting area of the conventional gear is larger
C.A crane operator requires more training than the winch operator of a yard and stay rig
D.The yard and stay rig is more flexible in its ability to handle a wider variety of cargoes
第5题:
During which condition should the operator of a pedestal crane shutdown operations ________.
A.Bunkering barge alongside
B.Potable water spill on deck
C.Crane hydraulic hose bursts
D.Trim greater than 4 feet
第6题:
Taglines are wire rope purchases that raise and lower the jib
Taglines are wire ropes for horizontal positioning of the rider block
Taglines can be fastened to corners of vehicles or containers
The crane might not have taglines installed in its rigging system
第7题:
is the SWL of the crane
are the SWL of the crane
the SWL of the crane is
the SWL of the crane are
第8题:
Lightning
High winds
Fire aboard
All of the above
第9题:
The cranes may be operated independently
The cranes may be interconnected for twin operation
The cranes are powered by independent internal combustion power units
All of the above
第10题:
Do not exceed rated load capacity of crane and container spreader or slings
During any cargo handling operation,the safety of personnel is paramount
Cargo handlers must be outfitted with adequate protection from personal injury
All the above
第11题:
A centerline crane can never be operated in tandem
One crane is able to work one end of two adjacent hatches
These cranes are more economical and weigh less than outboard-mounted cranes
One crane is able to work both sides of the ship
第12题:
the slewing motor
the luffing motor
the hoisting motor
none of the above
第13题:
Which of the following statement(s)is/are FALSE regarding a twin pedestal crane set ________.
A.The cranes may be operated independently
B.The cranes may be interconnected for twin operation
C.The cranes are powered by independent internal combustion power units
D.All of the above
第14题:
Which of the following statements is FALSE concerning cranes being installed on the centerline of vessels ________.
A.A centerline crane can never be operated in tandem
B.One crane is able to work one end of two adjacent hatches
C.These cranes are more economical and weigh less than outboard-mounted cranes
D.One crane is able to work both sides of the ship
第15题:
Which wire rope purchases may be used with a 30-ton pedestal crane ________.
A.Hoist
B.Luff
C.Rider block
D.All of the above
第16题:
Which of the following statements is TRUE regarding crane operations ________.
A.Radio communications allow the crane operator to disregard the use of hand signals
B.The crane operators and signalman must be familiar with the correct hand signals
C.The forward cranes can be operated from the bridge
D.The aft cranes can be operated from the aft steering station
第17题:
Cranes are more difficult to secure for sea
The spotting area of the conventional gear is larger
A crane operator requires more training than the winch operator of a yard and stay rig
The yard and stay rig is more flexible in its ability to handle a wider variety of cargoes
第18题:
The cranes may be operated independently
The cranes may be interconnected for twin operation
When twinned,the crane rotation on the foundation assembly is unlimited
All of the above
第19题:
Radio communications allow the crane operator to disregard the use of hand signals
The crane operators and signalman must be familiar with the correct hand signals
The forward cranes can be operated from the bridge
The aft cranes can be operated from the aft steering station
第20题:
Bunkering
High winds
Potable water spill on deck
第21题:
Let go of both control levers and return to neutral position
Press the emergency stop
Notify the mate on watch
All of the above
第22题:
a mooring winch
a hoisting winch
a slewing winch
a luffing winch
第23题:
the slewing motor
the lulling motor
the hoisting motor
none of the above