网友您好， 请在下方输入框内输入要搜索的题目：
题目内容
（请给出正确答案）
单选题
Which tackle arrangement has the LEAST mechanical advantage（）.
A
Single whip
B
Gun tackle
C
Luff tackle
D
Twofold purchase
参考答案
参考解析
解析：
暂无解析
更多 “单选题Which tackle arrangement has the LEAST mechanical advantage（）.A Single whipB Gun tackleC Luff tackleD Twofold purchase” 相关考题
考题
Which two conditions, when met, allow an IS－IS Level 2 router to be considered attached?()
A. You can reach other Level 2 routers.B. It can reach at least one other defined area.C. The router is reachable by at least two ES-IS nodes.D. It has at least one enabled reachable prefix with a valid metric defined.
考题
A tackle is "two blocked" when the blocks are ______.A.equally sharing the loadB.jammed togetherC.as far apart as possibleD.rove to the highest mechanical advantage
考题
If the salvor has carried out salvage operations in respect of a vessel which by itself or its cargo threatened damage to the environment and ___________ a reward under Article 13 at least equivalent to the special compensation assessable in accordance with this Article，he shall be entitled to special compensation from the owner of the vessel equivalent to his expenses as herein defined.A.has earnedB.has failed to earnC.has renderedD.has failed to render
考题
Your vessel has a gasoline engine and a mechanical exhaust ventilation system．BEFORE starting the engine，the exhaust blower should be run long enough to ______．A.warm up the exhaust blower motorB.provide a proper supply of fresh air for the engine（s）C.see the system is in good operating conditionD.insure at least one complete change of air in the compartments concerned
考题
As compared to carbon dioxide, dry chemical has which advantage? ______.A.CleanerB.Effective on metal firesC.Greater rangeD.More cooling effect
考题
Communication with a remote host has failed. Which command is LEAST helpful in isolating the failure?（）A、 ping RemoteHostName B、 ping RemoteHostIPaddr C、 nslookup RemoteHostName D、 ping lo0
考题
Which of the following is an advantage that a USB mouse has over a PS/2 mouse?（）A、A USB mouse uses less powerB、A USB mouse is more portableC、A USB mouse is hot swappableD、A USB mouse is more secure
考题
Which two conditions, when met, allow an IS-IS Level 2 router to be considered attached?（）A、You can reach other Level 2 routers.B、It can reach at least one other defined area.C、The router is reachable by at least two ES-IS nodes.D、It has at least one enabled reachable prefix with a valid metric defined.
考题
单选题Using an inert gas system on a tanker has which advantage(s)? （）A
Provides for faster loadingB
Lowers oxygen content in the tankC
Provides better fuel economyD
All of the above
考题
单选题Mechanical lubricators for diesel engine cylinders are usually small reciprocating pumps which are （）.A
operated manually once an hourB
operated until the engine has startedC
placed into operation only at maximum loadD
adjustable to meet lubrication requirements
考题
单选题As compared to carbon dioxide，dry chemical has which advantage?（）.A
CleanerB
Effective on metal firesC
Greater rangeD
More cooling effect
考题
单选题A block and tackle is “rove to advantage”. This means that the（）.A
blocks have been overhauledB
hauling parts of two tackles are attachedC
hauling part leads through the movable blockD
hauling part leads through the standing block
考题
单选题Which of the following has the least effect on the effectiveness of questions in classes?A
students' language proficiencyB
the number of studentsC
wait-time allowed after a questionD
feedback given to students after they answer the questions
考题
单选题Stress on the topping lift of a swinging boom can be reduced by（）.A
rigging a back stayB
raising the boomC
increasing the mechanical advantage of the cargo purchaseD
taking all slack out of the preventer
考题
单选题The arrangement of the meeting has to be kept confidential for the sake of security.A
confidentB
secretC
flexibleD
positive
考题
单选题Which of the following is an advantage that a USB mouse has over a PS/2 mouse?（）A
A USB mouse uses less powerB
A USB mouse is more portableC
A USB mouse is hot swappableD
A USB mouse is more secure
考题
单选题A mechanical contractor is deploying a custom application written to take advantage of multithreading features and run in a Windows environment. The customer has read about iDataPlex, BladeCenter, and System x servers. The customer wants to know which processor family will run the application most efficiently. Which of the following questions will provide the required information?（）A
Can the application use Hot Swap Processor, Memory, and PCI-X technology? B
Will the application benefit from larger disk cache and swap space? C
Will the application run faster with Microsoft OLTP technology? D
What is the application's maximum processor scaling capability?
考题
单选题Living in the western part of the country has its problems, ______ obtaining fresh water is not the least.A
with which B
for which C
of which D
which
考题
单选题As compared to carbon dioxide,dry chemical has which advantage?（）.A
CleanerB
EffectiveC
Greater rangeD
More cooling effect
考题
单选题Carbon dioxide as a fire fighting agent has which advantage over other agents?（）.A
It causes minimal damageB
It is safe for personnelC
It is cheaperD
It is most effective on a per unit basis
考题
单选题Let H （） the quantity of heat which has been converted into mechanical work.A
representB
representsC
representingD
being represented
考题
单选题Which of the factors listed has the greatest effect on the mechanical efficiency of a diesel engine?（）A
temperature of the intake airB
friction within the engineC
mechanical condition of the superchargerD
mechanical condition of the turbocharger
考题
单选题A block and tackle is rove to advantage. This means that the（）.A
blocks have been overhauledB
hauling parts of two tackles are attachedC
hauling part leads through the movable blockD
hauling part leads through the standing block
考题
单选题Communication with a remote host has failed. Which command is LEAST helpful in isolating the failure?（）A
ping RemoteHostName B
ping RemoteHostIPaddr C
nslookup RemoteHostName D
ping lo0
考题
单选题Which of the following is NOT true about the iPad?A
It has a keyboard and a mouse.B
It has a 9.7-inch touch screen.C
People can read e-books with it.D
It costs people 499 dollars at least.
考题
单选题A tackle is “two blocked” when the blocks are（）.A
equally sharing the loadB
jammed togetherC
as far apart as possibleD
rove to the highest mechanical advantage
热门标签
最新试卷