The centrifugal pump component responsible for converting the mechanical energy of the liquid being pumped, to that of kinetic energy is the （）. -题库考试答案搜索网

The centrifugal pump component responsible for converting the mechanical energy of the liquid being pumped, to that of kinetic energy is the （）.

单选题

2022-01-04 04:26

A、electric motor
B、volute
C、impeller
D、diffusion nozzle

查看答案

正确答案

C

试题解析

标签：船舶辅助机械

感兴趣题目

When installed for bilge pumping or ballast duty, centrifugal pumps require a （） to remove air from the suction pipe.

If you were operating a centrifugal water service pump with worn wearing rings, the （）.

With respect to centrifugal pump impellers, which of the following descriptions represents the correct centrifugal pump classification? （）

Which of the following pumps are self-priming, and can deal with liquid from a level below the pump（） (1) ejector (2) screw (3) centrifugal

Which of the following statements is correct with regards to the operation of a centrifugal cargo pump?（）

The cleaned heated oil, after passing through the centrifuges, is to be pumped to a （）.

The purpose of the wearing rings used in a centrifugal pump is to （）.

What is the function of wearing rings found on some centrifugal pumps? （）

What is a function of the wearing rings used in most centrifugal pumps?（）

In order to properly remove air from the casing of a centrifugal pump when starting, the pump should have a （）.

The volute of centrifugal pump also acts as a diffuser converting （）into pressure head.

Under centrifugal pumps are the volute, diffuser, mixed-flow, axial flow and （） or regenerative types.

相关题目: While flowing through the volute in a centrifugal pump, part of the （） energy of the liquid is converted to （） energy.; Which of the following centrifugal pump components converts the liquid kinetic energy of velocity to the potential energy of pressure?（）; Which of the listed conditions can lead to cavitation气穴in a centrifugal pump?（）; A centrifugal pump may fail to deliver water when first started if the （）.; Centrifugal pumps have what advantage(s) over reciprocating pumps?（）.; The advantage of a centrifugal pump as compared with a reciprocating pump is that （）.; The pumps employed on board ship can be divided into two main categories ie（） pumps and centrifugal pumps.; Increasing the speed of a centrifugal pump will result in an increase in its capacity in its capacityAnother means of increasing the capacity pump is to increase the（）; The discharge rate or capacity of a centrifugal pump will vary directly as the （）.; The centrifugal pump component responsible for converting the mechanical energy of the liquid being pumped, to that of kinetic energy is the （）.; The capacity of a centrifugal pump can be increased by the installation of a larger diameter impeller Another means of increasing the pump capacity is to （）.; Most pump manufacturers recommended that the discharge piping for centrifugal pumps be （）.; The basic function of the centrifugal pump impeller is to （）.; If a centrifugal pump vibrates and is noisy when operating, the cause could be （）.; A centrifugal pump vibrates excessively during operationUpon disassembling the pump it is found that the impeller is out of balanceWithout an available spare, you should （）.; To maintain design discharge pressure from a centrifugal pump, the design clearance must be maintained between the （）.; The usual symptoms of cavitation in a centrifugal pump is （）.; If a centrifugal pump were continually operated with the discharge valve closed, the （）.; If a centrifugal bilge pump were continually operated with the discharge valve closed the （）.; If you heard a ‘crackling’ noise in centrifugal pump, the most probable cause of the problem would be（）

广告位招租WX:84302438

题库考试答案搜索网

免费的网站请分享给朋友吧