29. Which flowmeter technology directly measures the volume of the fluid passing

Question

29. Which flowmeter technology directly measures the volume of the fluid passing through the flowmeter? O A. venturi OB. V-cone O C. orifice OD. positive displacement O E. turbine 30. What type of flowmeter is common for dry gas flowlines? O A. coriolis OB. positive displacement OC. orifice O D. turbine O E. V-cone 31. What limits the accuracy of a partial insertion turbine flowmeter? O A. velocity profile across the tube may not be uniform O B. poor interchangeability from unit to unit O C. slugs of liquid impacting on their surface and damaging the meter O D. pressure drop 32. Which factor CANNOT make a flowmeter lose calibration? O A. wear O B. improper installation O C. fluid velocity?D. buildup of deposits O E' impact 33. A flowmeter is calibrated to O A. control flowrate O B. bring the meter reading back to a value within an accuracy tolerance C, adjust piping configurations O D. fix damaged part of the meter 34. Who usually does the flowmeter calibration? O A. oil company O B. manufacturer C.service company O D. field engineer 35. What can lower the accuracy of calibration using the drop test technique? 0 A, pulsating flows O B. undetected leaks O C. acoustic interference O D. sluggish flows O E. pipe length 36. What can limit the accuracy of calibration using ultrasonic transducers? O A. pulsating flows O B. undetected leaks OC. acoustic interference O D. sluggish flows OE. pipe length 37. What is a source of inaccuracy with insertion probes calibration? O A. pulsating flows O B. undetected leaks OC. acoustic interference O D. sluggish flows O E. pipe length 38. What is a source of inaccuracy using tracer method of calibration? O A. pulsating flows O B. undetected leaks OC. acoustic interference O D. sluggish flows O E. pipe length 39. What parameter is measured in insertion probe calibration? A. velocity B. volume C. weight D. transit-time E. concentration 40. What parameter is measured in ultrasonic calibration? O A. velocity O B. volume O C. weight O D. transit-time O E. concentration 41. In gas pipeline design, what parameter is not needed to determine the minimum wall thickness of pipe? O A. operating pressure B. yield strength C. pipe diameter D, pipe elongation O E. stress level 42. What is the minimum wall thickness required for a 30-inch X.80 pipeline, MAOP of 1.000 psig in a class 2 location? O A. 0.2604 in OB.0.3125 in O C.0.375 in D. 0.4688 in OE. 0.1875 in

Explanation / Answer

29. which flow meter technology directly measures the volume of the fluid passing through the flow meter

ANSWER : D ( Positive displacement flowmeter .)

30. what type of flow meter is common for dry gas flow lines?

ANSWER : D (turbine flow meter )

(its use is limited to clean dry gas only )

31. what limits the accuracy of the partial insertion turbine flowmeter ?

ANSWER : B ( poor interchangeability from unit to unit )

32. Which factor CAN NOT make a flowmeter lose calibration

ANSWER : C ( fluid velocity )

Rest of all make a flowmeter lose calibration .

33. A flow meter is calibrated to

ANSWER : B ( bring the flow meter reading back to a value within an accuracy tolerance )

34. who usually does the flowmeter calibrate ?

ANSWER : D ( Field engineer )

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