4th Class Part A Power Engineering - Instrumentation Final Review With Complete Solutions

4th Class Part A Power Engineering - Instrumentation Final Review With Complete Solutions Flow is proportional to: Select one: a. the square root extractor b. pressure differential c. the square root of the temperature differential d. the square root of the pressure differential e. a constant head d A capillary is the name given to: Select one: a. the bulb holding the fluid of a filled thermometer b. the line attached to the measuring junction of a thermocouple c. a tube with a small uniform bore d. the key part of a thermistor e. a unit used only in refrigeration c Thermo wells are: Select one: a. Used in pipes only b. Not used with thermocouples c. Used to protect the bulb from erosion, corrosion and impact d. Used in conjunction with a capillary tube e. Made of soft material c Which flowmeter has a ball-like structure with a small shaft in the centre? Select one: a. nutating disc b. rotary meter c. magnetic flowmeter d. target flowmeter e. rotameter a Flow inside a pipeline can differ considerably. Normal flow is referred to as: Select one: a. transitional b. laminar c. segmental d. lunar e. turbulent b What is not a characteristic of a radiation detector? Select one: a. radiation source is usually uranium b. high in cost with special handling requirements c. needs a lead-lined stainless steel container d. special precautions must be taken e. radiation received from the source is an indication of the level a Another name for a variable area meter is: Select one: a. nutating disc b. pressurized bubbler c. atmospheric bubbler d. target flowmeter e. rotameter e On a thermocouple the joined end is called the: Select one: a. proportional connection b. none of the answers c. measuring junction d. thermowell e. reference junction c To get more rotation of a pointer, the bimetal