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
As to the piston cooling, of the following, which statement is not true?()
A

Because the piston is exposed to very high temperature, it must be cooled

B

The lower the piston cooling temperature is, the better it is

C

Both water and lube oil can be used as coolant

D

One of the piston cooling methods is vibration cooling, with better effect


参考答案

参考解析
解析: 暂无解析
更多 “单选题As to the piston cooling, of the following, which statement is not true?()A Because the piston is exposed to very high temperature, it must be cooledB The lower the piston cooling temperature is, the better it isC Both water and lube oil can be used as coolantD One of the piston cooling methods is vibration cooling, with better effect” 相关考题
考题 Which of the following financial statements reports information as of a specific date? () A. income statementB. statement of owner's equityC. statement of cash flowsD. balance sheet

考题 Piston cooling fins are locatedA.atop the piston crownB.beneath the piston crownC.at the base of the piston skirtD.inside the cylinder liner cooling water jacket

考题 Which of the following accurately describes the meaning of redundant cooling?()A、The source of cooling to a RAID systemB、The cooling system in a redundant power supplyC、A cooling system that can be installed in case of failureD、A second cooling system in case of a failure

考题 Which of the following is the MOST critical component related to removing heat from the CPU?()A、Vented caseB、Number of fansC、Thermal pasteD、Liquid cooling

考题 Which of the following would BEST provide cooling to a processor?()A、Case fanB、HeatsinkC、Liquid cooling systemD、CPU fan

考题 Which is the packaging strategy of iDataPlex of the following?()A、Fourteen servers per rack likeBladeCenterB、Two servers per rack for optimal cooling costC、One server per rack for optimal cooling and energy efficiencyD、Four servers per rack (twoexach half high) for optimal cooling

考题 Which of the following is used in an IBM Blade Center to provide cooling?()A、Fans for each bladeB、Chilled WaterC、BlowersD、Freon

考题 单选题Which of the following statements describes the function of an expansion tank in a diesel engine cooling system?()A Maintains a constant head on the systemB Reduces the likelihood of air or steam pockets formationC Provides a low pressure point for the addition of makeup cooling waterD All of the above

考题 单选题Which of the following technologies can save server space and cooling requirements?()A Energy star ratingsB Active solar panelsC Network storage arrayD Blade servers

考题 单选题Which cause of following will not lead to refrigeration plant short-cycle?()A lack of refrigerantB refrigerant with much waterC set defectively low pressure relayD no cooling water

考题 单选题Before starting any diesel or gasoline engine,which of the following must be checked? ()A Oil levelB Flow of cooling waterC Exhaust dischargeD All of the above

考题 单选题Which of the following resources can be referenced in the LOCK statement?()A RowB TableC ColumnD Table space

考题 单选题Which of the following accurately describes the meaning of redundant cooling?()A The source of cooling to a RAID systemB The cooling system in a redundant power supplyC A cooling system that can be installed in case of failureD A second cooling system in case of a failure

考题 单选题A separate piston cooling system is used to limit any contamination () piston cooling glands() the piston cooling system only.A between;toB either;orC from;toD neither;nor

考题 单选题Which is the most accurate statement regarding the business requirements development service component in the prepare phase. Select exactly 1 answer(s) from the following:()。A Determine the appropriate cooling temperature for a customers server roomB Analyze the customers business requirements for a proposed solutionC Analyze a customers ongoing operational requirementsD Identify a customers technology requirements

考题 单选题Which of the following statements is true concerning an oil cooler?()A The oil temperature is less than the cooling water temperatureB The oil pressure is less than the cooling water pressureC The oil pressure is greater than the cooling water pressureD The oil flow control valve is always installed in the oil input line

考题 单选题Which of the following are three areas that favor IBMs position in Web2.0 computing?()A Acquisition cost, speed and density B High performance processors, cooling and reliability C Power, cooling and density D Acquisition cost, density and reliability

考题 单选题Which of the following problems can cause fluctuating pressures in the closed cooling system of a main propulsion diesel engine?()A Defective temperature controls in the systemB Cavitation in the cooling water pumpC Opened vent in the cooling systemD Restricted water passages in the engine

考题 单选题Which of the following conditions can cause below normal air pressure in the intake manifold of a turbocharged diesel engine?()A Excessive piston blow-by to the manifoldB Insufficient cooling water flowC Accumulated water in the air boxesD Clogged air intake filters

考题 单选题Which statement about diesel engine combustion is true?()A Combustion does not begin until the piston starts down on the power strokeB Maximum combustion pressure is reached before TDCC Turbulence in the cylinder causes a delay in ignitionD Maximum cylinder firing pressure is not developed until the piston passes TDC

考题 单选题Which of the following computer types would benefit MOST from the installation of a water cooling setup?()A Gaming PCB Home theater PCC Thick clientD Thin client

考题 单选题Which of the following statements is correct for the design and installation of diesel engine cooling water systems?()A An alarm device with audible and visible signals is required for all cooling water systemsB Propulsion engines with bores over 200 mm are to be fitted with cooling water jacketsC Each totally enclosed cooling system shall be provided with a suitable head tankD Drain cocks are to be provided at the lowest points of all cylinder water jackets

考题 单选题Diesel engine piston seizure can be caused by ()A poor cooling of cylinder wallsB improper cooling of the pistonC insufficient piston lubricationD all of the above

考题 单选题Which of the following problems may occur if the clearance between a piston and cylinder liner is insufficient?()A Excessive wearB Scuffing of the linerC Piston seizureD All of the above

考题 单选题Which of the following conditions would cause carbon deposits to form in the piston ring belt of a diesel engine?()A faulty combustionB excessive ring temperatureC over lubricationD all of the above

考题 单选题Which of the following passive cooling methods BEST dissipates a component’s heat?()A HeatsinkB FanC Liquid coolingD Compressed air

考题 单选题Piston cooling fins are located()A atop the piston crownB beneath the piston crownC at the base of the piston skirtD inside the cylinder liner cooling water jacket