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单选题
Manila rope is （）than sisal rope.
A
cheaper
B
more expensive
C
less expensive
D
cheap
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The advantage(s) of using wire rope lashing on vehicles aboard Ro-Ro vessels is that it__.A.is lighter than chainB.has a good working lifeC.is not affected by temperatureD.All of the above
考题
Vessels lying afloat at buoys for more than 24 hours should use anchor chain for ______ and insurance wire for ______.A.bow mooring／stern lineB.forward spring／after springC.forward breast rope／forward springD.slip rope／stern line
考题
A mooring line is described as being 6x24, 1-3/4 inch wire rope. What do the above numbers refer to ? ______.A.Strands, yarns, circumferenceB.Strands, wires, diameterC.Wires, yarns, diameterD.Strands, circumference, wires
考题
An advantage of nylon rope over manila rope is that nylon rope ______.A.can be used in conjunction with wire or spring-lay ropeB.can be stored on decks exposed to sunlightC.can hold a load even when a considerable amount of the yarns have been abradedD.gives audible warning of overstress whereas manila does not
考题
Ropes can be divided into three types: （）.A、natural fiber rope, manila rope and synthetic ropeB、natural fiber rope, synthetic rope and wire ropeC、synthetic rope, manila rope and wire ropeD、synthetic rope, manila rope and wooden rope
考题
Sisal rope is less strong and less flexible than （）.A、hemp ropeB、manila ropeC、natural fiber ropesD、wooden rope
考题
Sisal rope is （）than manila rope.A、stronger and more flexibleB、less strong and less flexibleC、less strong and more flexibleD、more strong and less flexible
考题
It is more economical to use （）, because of their greater strength and longer useful lives.正确答案AA、nylon ropesB、manila ropesC、sisal ropesD、wooden ropes
考题
If the freeboard is less than 9 meters, we should rig（）.A、a gangwayB、a pilot ladderC、rope ladderD、gangway combined with pilot ladder
考题
（）doesn’t shrink or swell after contact with water.A、Hemp ropeB、Sisal ropeC、Manila ropeD、wooden rope
考题
单选题Sisal rope is less strong and less flexible than （）.A
hemp ropeB
manila ropeC
natural fiber ropesD
wooden rope
考题
单选题A mooring line is described as being 6x24，1-3/4 inch wire rope. What do the above numbersrefer to?（）A
Strands，yarns，circumferenceB
Strands，wires，diameterC
Wires，yarns，diameterD
Strands，circumference，wires
考题
单选题Compared to manila line,size for size, nylon line（）.A
has less strength than manila lineB
has more strength than manila lineC
is equivalent to manila lineD
will rot quicker than manila line
考题
单选题An advantage of nylon rope over manila is that nylon rope（）.A
can be used in conjunction with wire or spring-lay ropeB
can be stored on decks exposed to sunlightC
can hold a load even when a considerable amount of the yarns have been abradedD
gives audible warning of overstress whereas manila does not
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单选题远离缆绳。（）A
Get ready for the ropes.B
Keep away from the ropes.C
Slack away the ropes.D
Heave in the rope.
考题
问答题While working on a case Dr Watson accidentally fell down a 30ft dry wishing well. Sherlock Holmes lowered him down a rope. “Can you climb up?” shouted Holmes. “I’ll be out before you know it.” came Watson’s reply. But the climb wasn’t as easy as Watson had first imagined. Each hour he managed to climb 3ft—but slipped back 2ft. How long did it take Watson to get out
考题
单选题Nylon line is better suited than manila for（）.A
towing alongsideB
towing asternC
holding knots and splicesD
resisting damage from chemicals
考题
单选题Vessels lying afloat at buoys for more than 24 hours should use anchor chain for（）and insurance wire for（）.A
bow mooring／stern lineB
forward spring／after springC
forward breast rope／forward springD
slip rope／stern line
考题
单选题What is an advantage of having wire rope with a fiber core over that of a wire rope of the same size with a wire core（）.A
Fiber core rope offers greater strengthB
Fiber core rope offers greater flexibilityC
Fiber core rope can be used at higher operating temperaturesD
Fiber core rope is the only type authorized for cargo runners
考题
单选题An advantage of nylon rope over manila rope is that nylon rope（）.A
can hold a load even when a considerable number of the yarns have been abradedB
can be stored on deck，exposed to sunlightC
can be used in conjunction with wire or spring-lay ropeD
gives audible warning of overstress whereas manila does not
考题
单选题The cheek length of a block in inches should be about（）.A
three times the circumference of a manila lineB
five times the diameter of a manila lineC
twice the diameter of its sheaves for manila lineD
twenty times the diameter of a manila line
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